OpenTechnical

OT-2026-000040960

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, 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-2026-000040960) never changes.

Identity and time

Publication numberOT-2026-000040960 · never reused
Internal UUID01a0ae79-6d11-78dc-8368-7a3751f6226c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040960
StatusPUBLIC

Content hashes

Canonical text9c5e715167219fa671e0858402a4933e6def7eeec33e833036b47ba672195af4
Markdownf622126b8a2531ba3498139c9bbbf835bb1ffc5e2f40f2a4837ff9184c3c172b
PDF
Publication page80dd87e187923823c3b49f4a99490da9d08f3f9d942956ec6d72f3bd3b55709e
Manifest089af31ec01e4c3632bac21140a2f9c099c9019696fb51614e3d106648e9622c

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
SignatureeehiDNc65i4T7uWe68DXgvZyM+dXzaY//ynwTpQxl272cF0Limd8xzqs+pvM8h+0c7zZIs/JpqR6nAbJ9g7bAg==
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

2026-09-17T11:20:21.661005ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960
observed 80dd87e187923823c3b49f4a99490da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.641605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/manifest.json
observed 089af31ec01e4c3632bac21140a2f9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.622764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/publication.md
observed f622126b8a2531ba3498139c9bbbf835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:20:21.603508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/publication.txt
observed 9c5e715167219fa671e0858402a4933e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.478506ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960
observed 80dd87e187923823c3b49f4a99490da9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.462082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/manifest.json
observed 089af31ec01e4c3632bac21140a2f9c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.444554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/publication.md
observed f622126b8a2531ba3498139c9bbbf835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:18:46.426433ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040960/publication.txt
observed 9c5e715167219fa671e0858402a4933e...
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.