OpenTechnical

OT-2026-000064874

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented 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-2026-000064874) never changes.

Identity and time

Publication numberOT-2026-000064874 · never reused
Internal UUID01a0ae8d-debd-754e-a130-2dd7f361f8f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064874
StatusPUBLIC

Content hashes

Canonical text2fa8bfd6915d76064e4c35de9a567257be63e1f0f7ff132448c55e061cb05bba
Markdown4184ce97cfcb6664ed363529fef7984596a498706e983d741ef415668675f2eb
PDF
Publication pagedeea9b81bce6df82900c836778dc3c94e9be6f3f4240e061e3ea4f49206c4b82
Manifest5c1f3af54a3516119e12265db044c9607b8d5d1de535eb31e432f15871b2e1c8

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
SignatureutMQr/Iong3pRhnTFt79ZvZrNkrQ8ndtoookKLc3ya5uMx66aZbrakf3dXhnWK6eJW1GWFif2u40eBR/C3NOAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:47.748857ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064874
observed deea9b81bce6df82900c836778dc3c94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.728571ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064874/manifest.json
observed 5c1f3af54a3516119e12265db044c960...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.709257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064874/publication.md
observed 4184ce97cfcb6664ed363529fef79845...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:47.692444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064874/publication.txt
observed 2fa8bfd6915d76064e4c35de9a567257...
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.