OpenTechnical

OT-2026-000009752

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, 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-2026-000009752) never changes.

Identity and time

Publication numberOT-2026-000009752 · never reused
Internal UUID01a0ae6b-7564-7944-ae78-b7bd471c88a0 · 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-2026-000009752
StatusPUBLIC

Content hashes

Canonical textb93fb28a275c306a698444384fdb33f53a2d676b20daaef61c07258fe664c0a8
Markdown1d60f302e5f05d7cf8cd528202232833da4446190f7fe6d90e77e7b5ecdc196f
PDF
Publication page4588ac330284861c9e9386a775a048735134cc6c5c4eff4e4344fdd9159da477
Manifest95e5e0580261a465171e8b4994f4a9a0eaa8737efe4aad4e0ae83e4d11381025

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
SignaturesYB9Qb8/5rDIXbQlZb+m8muL+vhrP30DcbIqoDhQDSFSlV1BYxHfPN/hSusxvaBBv0nfhkpuz5TBRYcRpX7DAA==
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

2026-09-17T12:17:15.500630ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009752
observed 4588ac330284861c9e9386a775a04873...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.481772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009752/manifest.json
observed 95e5e0580261a465171e8b4994f4a9a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.463543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009752/publication.md
observed 1d60f302e5f05d7cf8cd528202232833...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:15.444549ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009752/publication.txt
observed b93fb28a275c306a698444384fdb33f5...
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.