OpenTechnical

OT-2026-000053996

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, single stage ejector, 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-2026-000053996) never changes.

Identity and time

Publication numberOT-2026-000053996 · never reused
Internal UUID01a0ae85-b3a7-7b64-91fd-f9871ee83ea2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053996
StatusPUBLIC

Content hashes

Canonical text82575b2a4363fdd1eedda8c3d812532bcb079d55bc0cdb118812c91f5ef3848d
Markdowne9f8537f4c260ae83dd0c7962b63bc7e272a01dc92a35ec63ea687c53713c059
PDF
Publication page8dfb18f4299380b82f586cd0516096f30500b656b3fd59652e9336aa7ea7b887
Manifestdf8d2999c46378a40d75d7e3a97ac86d979bbda5ab7f61d91f991a9c1bb28416

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
SignatureygN/rZom64r2kFzFYkKBzeH1EdO5q69Vuq/WG7xDvCjxO9EKIcsKCw+RUnrvxvQhQaJqizEMCeXRJmyLq7eIDQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:54:19.145338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053996
observed 8dfb18f4299380b82f586cd0516096f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:19.113739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053996/manifest.json
observed df8d2999c46378a40d75d7e3a97ac86d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:19.077129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053996/publication.md
observed e9f8537f4c260ae83dd0c7962b63bc7e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:19.034369ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053996/publication.txt
observed 82575b2a4363fdd1eedda8c3d812532b...
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.