OpenTechnical

OT-2026-000036837

Publication integrity record

Four cup vacuum gripper, four outlet manifold, pump fed, supply line 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-2026-000036837) never changes.

Identity and time

Publication numberOT-2026-000036837 · never reused
Internal UUID01a0ae77-773e-7278-b474-407e4a73d16e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036837
StatusPUBLIC

Content hashes

Canonical textf050868c3175ec368b26dbe4b3675d411bed88031d28dbb8998758bd594fffa4
Markdown15b2cf8d34fa298ed2eebbb312aed6d8edca22b5f17224a155a922b795ad51f2
PDF
Publication page6022e42cc780ecb54e3f554f9bc61b5407e6b00f0c528adf46bff65854ec4426
Manifestfcd39ae2401c0a7592c3cfe33d16ec70b7199becca6a1d6fd5bf4eeec3db0f8b

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
Signature1rEpSIKh6YRXj9WolbJheD/L8873ZYO8WU68k8/eGM5kLifeoWatr1GBYF609QPBCigQuo5Iw+0kjesbubwTAA==
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

2026-09-17T11:24:27.550225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036837
observed 6022e42cc780ecb54e3f554f9bc61b54...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.532889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036837/manifest.json
observed fcd39ae2401c0a7592c3cfe33d16ec70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.514750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036837/publication.md
observed 15b2cf8d34fa298ed2eebbb312aed6d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:27.451608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036837/publication.txt
observed f050868c3175ec368b26dbe4b3675d41...
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.