OpenTechnical

OT-2026-000031035

Publication integrity record

Foam pad vacuum gripper, three zone face, three outlet manifold, three 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-2026-000031035) never changes.

Identity and time

Publication numberOT-2026-000031035 · never reused
Internal UUID01a0ae74-3fb7-7411-a712-6d47cf02e49a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:49.275361Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031035
StatusPUBLIC

Content hashes

Canonical text8190bb91f4c3bbd89d37a9c36a6fcfc68de33911f0a7682f16e6c7a76adedde5
Markdownaa7a668528dcbf1c1bff77f0082f85f789ee3f00d291ca62973b6107680490c2
PDF
Publication pagece364fb1e449f3f97c1f204d4d418729bf4fbf5c6cbd775f83752cc428c4d862
Manifest5a4fbf3c16228d8c26dc7c04d1fafc081a62c209ad16091d96a0063c12b50216

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
SignatureJNFbB7pAFY+zAUy1nxvQPLarYl8HSoGnVKT7IWw1tpyRUMGc67rp3Q2FAa0pbR8FECcx96MrdtwN320tzj+9Bw==
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

2026-09-17T11:40:08.011471ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035
observed ce364fb1e449f3f97c1f204d4d418729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:07.994955ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/manifest.json
observed 5a4fbf3c16228d8c26dc7c04d1fafc08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:07.975861ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/publication.md
observed aa7a668528dcbf1c1bff77f0082f85f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:40:07.956912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/publication.txt
observed 8190bb91f4c3bbd89d37a9c36a6fcfc6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:36.903875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035
observed ce364fb1e449f3f97c1f204d4d418729...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:36.884607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/manifest.json
observed 5a4fbf3c16228d8c26dc7c04d1fafc08...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:36.866708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/publication.md
observed aa7a668528dcbf1c1bff77f0082f85f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:37:36.847759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031035/publication.txt
observed 8190bb91f4c3bbd89d37a9c36a6fcfc6...
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.