OpenTechnical

OT-2026-000057338

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, manifold pressure sensor, vented 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-2026-000057338) never changes.

Identity and time

Publication numberOT-2026-000057338 · never reused
Internal UUID01a0ae87-d5bc-778b-805f-cd55e51c569b · 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-2026-000057338
StatusPUBLIC

Content hashes

Canonical text7f4552f1081be7a9cc8c535935220a2f7833a654f4bcb763a6f4ff194420a2d5
Markdown64e0a0d356f28228c1266779f3983984419a956c863ac008d4ca3c43c055aa41
PDF
Publication page08bb816268f6c9cba82930d842b40d262b8418a9f1a799c407b347a05d87eae8
Manifestbe65ffd0f74f068488515dc815a26814a9af7bed472f24dfe90e490144925074

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
SignatureIesIVcUtfcyjw9w6p3dPkhSoqr11MrP//A4DJh4NMPKWQvXXDkXdxAWzCnHJl9vvTE/L6RkGpoT7ksh/TnqQCg==
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

2026-09-17T10:50:27.556395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338
observed 08bb816268f6c9cba82930d842b40d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.539543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/manifest.json
observed be65ffd0f74f068488515dc815a26814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.519357ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/publication.md
observed 64e0a0d356f28228c1266779f3983984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:27.500311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/publication.txt
observed 7f4552f1081be7a9cc8c535935220a2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.773879ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338
observed 08bb816268f6c9cba82930d842b40d26...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.756135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/manifest.json
observed be65ffd0f74f068488515dc815a26814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.739282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/publication.md
observed 64e0a0d356f28228c1266779f3983984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:36.722081ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057338/publication.txt
observed 7f4552f1081be7a9cc8c535935220a2f...
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.