OpenTechnical

OT-2026-000082462

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, 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-2026-000082462) never changes.

Identity and time

Publication numberOT-2026-000082462 · never reused
Internal UUID01a0ae97-4d97-7e2c-93a2-b9c0f3785ae8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:06.536388Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082462
StatusPUBLIC

Content hashes

Canonical texteab6b15e14cb42b060e71bc9acf88b94db2e15b8f4f527891e6c4b99e01d003b
Markdown997adda665be68454a20e3875b641ba745c2b66fc3ef1ae90bc7b9cd674b178c
PDF
Publication pagee03a399292bcfd19a52ea60feb0e3dcbc755e07a6c6f68da9538c789af07f4f8
Manifestea27eeb5063c0a396b5c5301f4dfa3a7f4c3307a9ac348acb51eb8e1d9bb8988

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
SignatureV9CTwewToDBUAm22JnlideOAtoVdPVXsn4sfJxMwRhEnPeJekCBhUhGok7CT9IV9rSTn3PevI5/O0mF7qEgbBQ==
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

2026-09-17T09:59:27.850802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082462
observed e03a399292bcfd19a52ea60feb0e3dcb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.834072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082462/manifest.json
observed ea27eeb5063c0a396b5c5301f4dfa3a7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.818276ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082462/publication.md
observed 997adda665be68454a20e3875b641ba7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:59:27.801421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082462/publication.txt
observed eab6b15e14cb42b060e71bc9acf88b94...
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.