OpenTechnical

OT-2026-000045360

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three stage ejector, pulsed blow-off 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-2026-000045360) never changes.

Identity and time

Publication numberOT-2026-000045360 · never reused
Internal UUID01a0ae7c-f76b-781d-aad5-1825301cf6a5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:30:20.545172Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000045360
StatusPUBLIC

Content hashes

Canonical text0c110eac32291e5c203ee76fe670d806f6a0c8741717e5f353c8c7f2f3c9cdce
Markdownec6db6ba7c2701a8e4f3cddfc5e9e4bd3d4c35ca6eb1cdfa82ece5c61bbb54e3
PDF
Publication page65cc18c6c0cbc9b3ef134f0eb23d63f9962b3112d7ad73356d57617bae2dea83
Manifestd4fccb0a3031de961f9d2aceda46ebd743f32bb5d18937370852cbc43be32863

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
SignatureJjo7OQ25w3M+BRRh96LKYG/oSI0fFkravPjCtBQumRZT2VifcnC194qnTRqM7o76fEpT3VkHKmlM5Bre1f32DA==
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

2026-09-17T11:10:37.655876ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045360
observed 65cc18c6c0cbc9b3ef134f0eb23d63f9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.635453ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045360/manifest.json
observed d4fccb0a3031de961f9d2aceda46ebd7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.616673ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045360/publication.md
observed ec6db6ba7c2701a8e4f3cddfc5e9e4bd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:10:37.596577ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000045360/publication.txt
observed 0c110eac32291e5c203ee76fe670d806...
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.