OpenTechnical

OT-2026-000037961

Publication integrity record

Two cup vacuum gripper, two 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-2026-000037961) never changes.

Identity and time

Publication numberOT-2026-000037961 · never reused
Internal UUID01a0ae77-f88a-79af-bad1-803447bbdce5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037961
StatusPUBLIC

Content hashes

Canonical textd514326d04e56582584ee51bd9406687935b611204dd65f782545d9d34be62a1
Markdown4d36ad4bde01c59a77e7a1bc9bc879969ce529cf0fd0c0e9118f7bff98d98aa1
PDF
Publication page28705c51b442805534dff594925f14b1b7b4e2c96d1f4b424c6b68a55e3e063e
Manifestcb06abb7f45474171a2ccf2a3808cc53f27933b7a4fbf4290b3f4842dd1a707a

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
SignatureFlgHpoAEH5n8pGXBujPTXGU8nNlBtEcqh2NT5xwLJo2pnKyl8FFzkJWUX6vKNDcXraX0T9lloR0r/jnBGwDzBA==
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

2026-09-17T11:23:15.044867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037961
observed 28705c51b442805534dff594925f14b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:15.028778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037961/manifest.json
observed cb06abb7f45474171a2ccf2a3808cc53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:15.008340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037961/publication.md
observed 4d36ad4bde01c59a77e7a1bc9bc87996...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.988826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037961/publication.txt
observed d514326d04e56582584ee51bd9406687...
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.