OpenTechnical

OT-2026-000061540

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000061540) never changes.

Identity and time

Publication numberOT-2026-000061540 · never reused
Internal UUID01a0ae8b-7b44-7eaf-8b5e-9ef83d4602ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061540
StatusPUBLIC

Content hashes

Canonical text60882bbf83039d6e8eb5646c374538410e10686fcce3f359bc9981d47877d5f7
Markdown791164b651686eeb7b003b990561b4ee0da972b7bba4e8bfecdad98211dad5e5
PDF
Publication pagea30ce3c5ee977a462a9ec69b8662cfd217615178dfcd42b04b776384c2338664
Manifest8036e123be8584ff47d9061877ef1340ed36cd598617118c6170c790dcd2f146

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
SignaturelbqQ3zrOsXKuhwQkx+4h990fc/e0MmIJtQbUDi7X80XxWXRRbXFiK0PKwTbw7IkQkpvuOa56GJi7AOa70/r/Aw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:26.907247ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061540
observed a30ce3c5ee977a462a9ec69b8662cfd2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.888888ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061540/manifest.json
observed 8036e123be8584ff47d9061877ef1340...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.868815ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061540/publication.md
observed 791164b651686eeb7b003b990561b4ee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:26.850576ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061540/publication.txt
observed 60882bbf83039d6e8eb5646c37453841...
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.