OpenTechnical

OT-2026-000062684

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, common isolation valve, 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-2026-000062684) never changes.

Identity and time

Publication numberOT-2026-000062684 · never reused
Internal UUID01a0ae8c-6388-7276-bc91-70576ca05edb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:47:11.271900Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062684
StatusPUBLIC

Content hashes

Canonical text4a8199e2c0300a9c6ccee5191ada3bba4690df1aedf6e20c13794aa8282be7a5
Markdownd09cac300dc248fe3c57f50752f3070d9a277aa910a54b359f05929757d9c1de
PDF
Publication page0bac56659c23f80ffdeccc8b0867f61edfa31b261c824e9cca12e5afe70dd5d5
Manifestdef55f4f1f1695376788369bcf2786d37f1d580cc463182e4e85cc106a4354a3

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
SignatureZ19NQTWVTh/9D5a+glJeIseh0NbJjFJULOjho0Hzwn94Gu2V5IHspW7Sb5R+WX8MpdiCPPxELVlxelVF+dn2DA==
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

2026-09-17T10:39:14.604046ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062684
observed 0bac56659c23f80ffdeccc8b0867f61e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.588275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062684/manifest.json
observed def55f4f1f1695376788369bcf2786d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.571021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062684/publication.md
observed d09cac300dc248fe3c57f50752f3070d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:39:14.554642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062684/publication.txt
observed 4a8199e2c0300a9c6ccee5191ada3bba...
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.