OpenTechnical

OT-2026-000016655

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, single 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-2026-000016655) never changes.

Identity and time

Publication numberOT-2026-000016655 · never reused
Internal UUID01a0ae6e-5918-7591-9aa5-7b8d02b533c2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:22.507214Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016655
StatusPUBLIC

Content hashes

Canonical text0475c6f5be655cf2cf9dcecbf523a2824b2d6df79f241d85cb1e85d3d272f74b
Markdowna84732c978bc787bb57aa9e22bdd099769dd95fa4e57400283bb61ae891bb343
PDF
Publication page79e4bffd21e09fbacbdcb809cd017f3f1edfc1bec955fca630c13721b1617fa7
Manifest7eff410a9d1b70a0073015eec0b36183a5cf0154be78a545be5bebd552c6b11b

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
SignatureLOGyGdJ4RJEufHweDhvYNPV3rijmxPZ55W49Ugoim7xCPg6D1IYhEbxEw3HXnMj2wu6Ey5+X9+djAMJaUgKvBg==
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

2026-09-17T12:02:51.209912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016655
observed 79e4bffd21e09fbacbdcb809cd017f3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.192017ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016655/manifest.json
observed 7eff410a9d1b70a0073015eec0b36183...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.173933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016655/publication.md
observed a84732c978bc787bb57aa9e22bdd0997...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:02:51.156171ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016655/publication.txt
observed 0475c6f5be655cf2cf9dcecbf523a282...
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.