OpenTechnical

OT-2026-000025967

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, two stage ejector, 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-2026-000025967) never changes.

Identity and time

Publication numberOT-2026-000025967 · never reused
Internal UUID01a0ae71-a83f-784b-9d4c-0330cb254217 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025967
StatusPUBLIC

Content hashes

Canonical textc281080290ceeba676b1e3f522a5d57fedeb0a27a3ce17e6b9ce741b8ea9fc73
Markdown4c429e8c5ec31054b6eed0936ab20a1aa82b8edc0bce2def60fd9398f339d5e8
PDF
Publication pageffbdb5c14c50208046a925c3ca2aa307708aebd10b9710c5b002466e13c3970a
Manifest5d8281ce884feb17bf6db74e0faf0a2aebfe21db9491f80040919e93b1462625

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
SignatureeZ4blgoTgXhh/B5yH1T/I2MCv5mK3H79aevqkXhIcYLyK35U7L53nJ7fq56hlDqyf06xYG0ZYTAynVE/h4uSCA==
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

2026-09-18T04:23:26.200870ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967
observed ffbdb5c14c50208046a925c3ca2aa307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:26.182496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/manifest.json
observed 5d8281ce884feb17bf6db74e0faf0a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:26.163274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/publication.md
observed 4c429e8c5ec31054b6eed0936ab20a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-18T04:23:26.120398ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/publication.txt
observed c281080290ceeba676b1e3f522a5d57f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.125409ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967
observed ffbdb5c14c50208046a925c3ca2aa307...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.106620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/manifest.json
observed 5d8281ce884feb17bf6db74e0faf0a2a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.088153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/publication.md
observed 4c429e8c5ec31054b6eed0936ab20a1a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:20.068179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025967/publication.txt
observed c281080290ceeba676b1e3f522a5d57f...
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.