OpenTechnical

OT-2026-000061964

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, three 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-2026-000061964) never changes.

Identity and time

Publication numberOT-2026-000061964 · never reused
Internal UUID01a0ae8b-b8ad-7fbe-8daa-71116a2792dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061964
StatusPUBLIC

Content hashes

Canonical textd9701212f3c0d181fd6a7d8168491cddef7ac0a8681df06ebe1500a8e3ec620b
Markdown703fc93017356a279bf12d7c08ce8e65d227d03f196924b67bd67a29ff8b3c34
PDF
Publication pageedc6b01c415c356580166792865ac3e3e9bf2335fce380b7165516b53b0d3cb5
Manifest37ba48033d158bc5f53cefa43f8bf5b30dd13f74fbeb20d6618d9821743466a8

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
SignaturegXONabsL1I898U04cQd4HLo++0NLHcIxa9RWLAnbfoF5BIRe9+hmEygKNkPpostkZ1b2tYCrGvqEdgcSlJclAg==
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

2026-09-17T10:40:52.589240ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061964
observed edc6b01c415c356580166792865ac3e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.565182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061964/manifest.json
observed 37ba48033d158bc5f53cefa43f8bf5b3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.539143ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061964/publication.md
observed 703fc93017356a279bf12d7c08ce8e65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:52.515074ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061964/publication.txt
observed d9701212f3c0d181fd6a7d8168491cdd...
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.