OpenTechnical

OT-2026-000034787

Publication integrity record

Four bellows cup vacuum gripper, four zone face, 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-2026-000034787) never changes.

Identity and time

Publication numberOT-2026-000034787 · never reused
Internal UUID01a0ae76-1ed2-7cf4-92b6-0712669012b5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034787
StatusPUBLIC

Content hashes

Canonical text9d0849cb93b1ea9bd2939e8f1ef6abc5641324bd6ce1f76d274c2b7d9c537a39
Markdown228d5ce7c0825d0f3094742198113d5501734956ebd2d192a6d9a1a8aa2ce9c6
PDF
Publication pageafba2b4791ee7e4b703c7525de07497f30f3a94356c02b7d18bf14df2eae0a75
Manifest639d4e23075a7e88a32aa630fb0165babacd9bb820123a8f9e931c8f518b6d09

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
Signature1B7I9EY96Ln1ZY1+nFXGRWOp/XcvldSv2P9Z0MDfMDvkPxxsbbw08qBoccAhQTT+uV5i7LprqYtAjnJfO9b7Cw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:30:17.317126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787
observed afba2b4791ee7e4b703c7525de07497f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:17.299480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/manifest.json
observed 639d4e23075a7e88a32aa630fb0165ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:17.281285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/publication.md
observed 228d5ce7c0825d0f3094742198113d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:30:17.264394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/publication.txt
observed 9d0849cb93b1ea9bd2939e8f1ef6abc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:45.775774ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787
observed afba2b4791ee7e4b703c7525de07497f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:45.756363ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/manifest.json
observed 639d4e23075a7e88a32aa630fb0165ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:45.736928ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/publication.md
observed 228d5ce7c0825d0f3094742198113d55...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:29:45.720564ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034787/publication.txt
observed 9d0849cb93b1ea9bd2939e8f1ef6abc5...
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.