OpenTechnical

OT-2026-000062909

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, 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-2026-000062909) never changes.

Identity and time

Publication numberOT-2026-000062909 · never reused
Internal UUID01a0ae8c-94a8-709b-b252-4de6eac6a3eb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:23.840289Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062909
StatusPUBLIC

Content hashes

Canonical textff76daeb6dbaf5652145dbb24ba51d8a372c9eea15d294414adf6bbfe193dd60
Markdown7cc884ef7b76d00cef5e4da8e512f1e1d179dcbcd2e4b5a2568cf39915428cd2
PDF
Publication page21719379ecaaba8dadde2732ff31cffe664a0741849642e82a6bbdef467935a4
Manifestde265379e817509670f298805ced27c5084dd66d98dcb9c4a7472a2a5cde1a3f

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
Signatureo/Z2xFcdi/Ky4wTsqtfD6J94nLRoICyO7zy4hUpM7KtswbKYWJgIuLynenF+OWUTaPCNPfKxAdXGRTZWk66bBg==
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

2026-09-17T10:40:16.991079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909
observed 21719379ecaaba8dadde2732ff31cffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.969779ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/manifest.json
observed de265379e817509670f298805ced27c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.948527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/publication.md
observed 7cc884ef7b76d00cef5e4da8e512f1e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:16.928421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/publication.txt
observed ff76daeb6dbaf5652145dbb24ba51d8a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.576604ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909
observed 21719379ecaaba8dadde2732ff31cffe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.557435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/manifest.json
observed de265379e817509670f298805ced27c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.535908ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/publication.md
observed 7cc884ef7b76d00cef5e4da8e512f1e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:37.515817ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062909/publication.txt
observed ff76daeb6dbaf5652145dbb24ba51d8a...
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.