OpenTechnical

OT-2026-000062937

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three 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-2026-000062937) never changes.

Identity and time

Publication numberOT-2026-000062937 · never reused
Internal UUID01a0ae8c-94a8-74db-8d4e-469e64909510 · 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-2026-000062937
StatusPUBLIC

Content hashes

Canonical text47d42e9047f78b2d375eedbe7c21695c351648a1f6014109159747fd5dec6260
Markdown97627b741e9bdd6ee6314fc1438f8fc8b9b4c6534b4619cbbd9eede0cc762014
PDF
Publication page5f1f91b52fd10878eb19bba49095a55e6081ace61f8a6f268b9893ba9c440ce8
Manifeste266b863b07b1b21a0cded58440c33a5fb839c01c3603244c0896feb54059bc6

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
SignatureuqzvDAbi63vqbwiRgtQQw6cmrvzF8SoA9Yo16L6G/BBxG9nJUIhaiDGwwtQUzYzVJtbHvbBYwlfLeP4Js6mEDw==
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

2026-09-17T10:40:25.950292ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937
observed 5f1f91b52fd10878eb19bba49095a55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.927290ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/manifest.json
observed e266b863b07b1b21a0cded58440c33a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.896655ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/publication.md
observed 97627b741e9bdd6ee6314fc1438f8fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:25.872538ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/publication.txt
observed 47d42e9047f78b2d375eedbe7c21695c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.683917ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937
observed 5f1f91b52fd10878eb19bba49095a55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.666522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/manifest.json
observed e266b863b07b1b21a0cded58440c33a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.646921ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/publication.md
observed 97627b741e9bdd6ee6314fc1438f8fc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:38:39.627369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062937/publication.txt
observed 47d42e9047f78b2d375eedbe7c21695c...
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.