OpenTechnical

OT-2026-000035973

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000035973) never changes.

Identity and time

Publication numberOT-2026-000035973 · never reused
Internal UUID01a0ae76-b4ca-7cf9-8bf2-4a1b03691664 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035973
StatusPUBLIC

Content hashes

Canonical textb8b478458fef02462a8e1fb2f5fd2ea250794768de6b7cfdd5c032cf520a5e2f
Markdown46f2eb829df4d88ff0bc0cbceb34e4a33618094b980ef4c58b0dd9ea7b0af5bd
PDF
Publication pageb4fd41dfde80289d685454a83f2cc71a4b24475791f9fbe56a34cbd7dbf28d58
Manifest9c5c3151587b59d612b872a4d811272882879007d12aba280a04c17227042a1e

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
SignaturejoMgjV4H+ng+5R8IFBpBTe3VsPIdFLpENe/8ewmjWOLD1vhbcOxXA2Z+5KshnJM8j/RkJOFoEeK86xKg2jFiBA==
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

2026-09-17T11:27:50.200762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035973
observed b4fd41dfde80289d685454a83f2cc71a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.182668ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035973/manifest.json
observed 9c5c3151587b59d612b872a4d8112728...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.164793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035973/publication.md
observed 46f2eb829df4d88ff0bc0cbceb34e4a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:50.146351ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035973/publication.txt
observed b8b478458fef02462a8e1fb2f5fd2ea2...
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.