OpenTechnical

OT-2026-000078214

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000078214) never changes.

Identity and time

Publication numberOT-2026-000078214 · never reused
Internal UUID01a0ae95-7c26-7659-8c98-3965b810b260 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078214
StatusPUBLIC

Content hashes

Canonical text9b5e39d8e84a31cd5c0c001f330efe01bc775bea235393ab12ce22b0e646930d
Markdown1f1ed2eadaeb6cb2b99ee1bf96ebbe3a34bd1ee943fc4d3a0a30675e7e6ca128
PDF
Publication page89b710943568409e3c05b048a2f76057d43c5e8db4ccd3d99b3f2a00ddf6aa99
Manifest4181e65478c6c4829437c40f5bdcb9fbb848fce646f59a88043852515faf3a7d

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
Signaturebga2c1f0p5pPyXbQp+U7VXVZg4DQBDJwziISahpf02/8k72mS0+liN6xZesmrazFqSu8+2RLOU11HHYmTmcjDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-18T12:43:18.782317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214
observed 89b710943568409e3c05b048a2f76057...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:43:18.627416ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/manifest.json
observed 4181e65478c6c4829437c40f5bdcb9fb...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:43:18.432600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/publication.md
observed 1f1ed2eadaeb6cb2b99ee1bf96ebbe3a...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-18T12:43:18.177306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/publication.txt
observed 9b5e39d8e84a31cd5c0c001f330efe01...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.712541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214
observed 89b710943568409e3c05b048a2f76057...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.693617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/manifest.json
observed 4181e65478c6c4829437c40f5bdcb9fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.675096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/publication.md
observed 1f1ed2eadaeb6cb2b99ee1bf96ebbe3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:09.657567ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078214/publication.txt
observed 9b5e39d8e84a31cd5c0c001f330efe01...
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.