OpenTechnical

OT-2026-000009335

Publication integrity record

Four cup vacuum gripper, four zone face, single stage ejector, vented after 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-2026-000009335) never changes.

Identity and time

Publication numberOT-2026-000009335 · never reused
Internal UUID01a0ae6b-7561-7271-8a84-804469f4f1f7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009335
StatusPUBLIC

Content hashes

Canonical textbfe89f2919ade23ab01b35491b940a44f621f1fa5f825e307081b953a90f0521
Markdown6be7f8e5903afc5b52fd7cefa18e556192391b04162a3d04790341f138fdd6f1
PDF
Publication page29886e2d9e7f7cb7c0ebf2630b4255edc4afa9068a98836918579235e78ef119
Manifest5cb682d291f627b23703dac89e06e6a0f7c55c94ded65982ff4a0bc5ecf4cc7c

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
Signaturez8LPFHFvbUvwb0/mRrd6P2Ycj0hVxdzbOXQyKETiI879U4ClFZ6n0EXWnV2pYA/67zSxOW7wnq7WSrtXYpklBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:35.600554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009335
observed 29886e2d9e7f7cb7c0ebf2630b4255ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.580543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009335/manifest.json
observed 5cb682d291f627b23703dac89e06e6a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.560150ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009335/publication.md
observed 6be7f8e5903afc5b52fd7cefa18e5561...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:35.541963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009335/publication.txt
observed bfe89f2919ade23ab01b35491b940a44...
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.