OpenTechnical

OT-2026-000100279

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, two stage ejector, pressure sensor per zone, sustained 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-2026-000100279) never changes.

Identity and time

Publication numberOT-2026-000100279 · never reused
Internal UUID01a0aea3-3053-72bf-a5a0-b236b97305df · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:05.469356Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100279
StatusPUBLIC

Content hashes

Canonical text4ff546c640e61283e5e4f2ee313b715b80cf344a13e889dd222c0ce193e00be8
Markdown87e8510588f585976db422957f8f5cf55ff6eec1366da9fdc015f0b05aedfaaa
PDF
Publication page4728702ca667dc28fd7ab2b2a0fc1aa17629597d35ff5378e4c2d6ac31ba89a1
Manifest60596be481f466cb68df94d38528aeeab4d25d289a0032af3d5dc29d285f4609

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
SignatureZEDx10LM37m3p5+gm6EXMHYqd07jezNpkiWRG7X14mrDasgiydvG8DS2+vOAMg3SWHymOodeqb5BtZ7JN3iRBw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:05.431047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279
observed 4728702ca667dc28fd7ab2b2a0fc1aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.416772ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/manifest.json
observed 60596be481f466cb68df94d38528aeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.400251ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/publication.md
observed 87e8510588f585976db422957f8f5cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:05.382817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/publication.txt
observed 4ff546c640e61283e5e4f2ee313b715b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.084875ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279
observed 4728702ca667dc28fd7ab2b2a0fc1aa1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.066247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/manifest.json
observed 60596be481f466cb68df94d38528aeea...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.048291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/publication.md
observed 87e8510588f585976db422957f8f5cf5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:28:35.030643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100279/publication.txt
observed 4ff546c640e61283e5e4f2ee313b715b...
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.