OpenTechnical

OT-2026-000036307

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, three stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000036307) never changes.

Identity and time

Publication numberOT-2026-000036307 · never reused
Internal UUID01a0ae77-01d0-77e2-a5e6-0ce81545c090 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:50.134839Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036307
StatusPUBLIC

Content hashes

Canonical text97c0387794cb68e1dc26be6c4edebe5e37f4f705caf7e8a3f55732e237974052
Markdown4f2e108d1700fd33ac2998ab8a042c9045263706206de3050ca665879aa6cbde
PDF
Publication pagefaeaad6352d0308fa21c3b994f16dcb15ba914552d1531ce6e4a86265cb5db83
Manifest39ac856c1da68206b24db039b811dca1b86d1cd22dfd79462689ac690f8a670b

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
Signaturer41Xioq94EvZqKkqX4CO4Lf27Pt/YY4PF7ajB6tTWMF1vwsmaMBhLp1qVRqX693vXfYdco6TbLChsThzd4RLCA==
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

2026-09-17T11:26:34.752559ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036307
observed faeaad6352d0308fa21c3b994f16dcb1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.733169ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036307/manifest.json
observed 39ac856c1da68206b24db039b811dca1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.715345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036307/publication.md
observed 4f2e108d1700fd33ac2998ab8a042c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:26:34.697474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036307/publication.txt
observed 97c0387794cb68e1dc26be6c4edebe5e...
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.