OpenTechnical

OT-2026-000057335

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000057335) never changes.

Identity and time

Publication numberOT-2026-000057335 · never reused
Internal UUID01a0ae87-d5bc-7091-bb4d-e37a871b9bf9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057335
StatusPUBLIC

Content hashes

Canonical text080cfea69c6457c39030b787dc5f4d4ee8aec966dacf8c0cfdaa5f9c29810721
Markdown738e2cf5b3a71350c035b16221fe69cd3d8240a44f77bb4749041c490331fefd
PDF
Publication page6669ab1644e4ee02caf992c3b9d541999f40100f4be4d39619a619303991b5fc
Manifest6bf629b0faee3f6ad8507572b2a93517597db58ed93fd604abf1a6352ffce806

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureCHB2KmeHR4F97PXNQq5oY2V6MLG0Xx88/znzWRxIvHK9u6ZShtAI1zr6c9C29IrrogOwVVDrKhCr/Y734ZD2Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:27.317813ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335
observed 6669ab1644e4ee02caf992c3b9d54199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.301029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/manifest.json
observed 6bf629b0faee3f6ad8507572b2a93517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.281361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/publication.md
observed 738e2cf5b3a71350c035b16221fe69cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.262803ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/publication.txt
observed 080cfea69c6457c39030b787dc5f4d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.550362ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335
observed 6669ab1644e4ee02caf992c3b9d54199...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.531804ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/manifest.json
observed 6bf629b0faee3f6ad8507572b2a93517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.513543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/publication.md
observed 738e2cf5b3a71350c035b16221fe69cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.497542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057335/publication.txt
observed 080cfea69c6457c39030b787dc5f4d4e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.