OpenTechnical

OT-2026-000051535

Publication integrity record

Three bellows cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000051535) never changes.

Identity and time

Publication numberOT-2026-000051535 · never reused
Internal UUID01a0ae83-7c81-752d-b72b-7edc6530e167 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:37:27.829082Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000051535
StatusPUBLIC

Content hashes

Canonical textd7d6a6496678cd175e350d0798f58fe1636b2c109e61dec0e64f873c3fe6361b
Markdown90345f3b18735461942b195642d75ef04bf605beb889a84903ed2196a0d15f9d
PDF
Publication page9cbcbb32e9c3b0a646c65cb59c9658cde0a2cf5bf5659c9b7ec6c83bd43dfc1b
Manifest2d7c099469317628b4e75ff11da2a650142ef931e9e81dc21a033c0abd9a1182

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
Signature/EjsRvc9Q4zt9cx4e3ImbtxHxYi2Z1cQ1OOZbjc4YhVVt9AVMSiIxLT1PmIy8fdR1Io8fntJ49TiWwaYEjS6Ag==
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

2026-09-17T10:58:21.833508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051535
observed 9cbcbb32e9c3b0a646c65cb59c9658cd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.814182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051535/manifest.json
observed 2d7c099469317628b4e75ff11da2a650...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.797187ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051535/publication.md
observed 90345f3b18735461942b195642d75ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:58:21.780145ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000051535/publication.txt
observed d7d6a6496678cd175e350d0798f58fe1...
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.