OpenTechnical

OT-2026-000073592

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before 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-2026-000073592) never changes.

Identity and time

Publication numberOT-2026-000073592 · never reused
Internal UUID01a0ae92-efb9-752f-b947-a7798246e045 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:54:20.363042Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000073592
StatusPUBLIC

Content hashes

Canonical text052eb09e70be860724e0dec9b5c994a9f6e79ab5d8ce65776e35c6b7415ebdc6
Markdown96c2cd53569bd04888697fb755023c501135e3f02471d770b7c005d7885e3b2b
PDF
Publication page285f598d66dc566276fe30f5b573d756cca02499d63aaa69414c0d835d7243ff
Manifest48065f4cdf77f4a0933d894811a6dcc50372dff7aa9af1036876d0364b952f99

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
SignatureAsFcFJtO7NfAZKOvCJBfOpMtlhXd94zuxuyGKHZm75G216CBYCrydhAmQzuWUmLBU+jJwGlFDjeFEKqdS7cSCQ==
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

2026-09-17T10:21:46.350811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073592
observed 285f598d66dc566276fe30f5b573d756...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.332957ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073592/manifest.json
observed 48065f4cdf77f4a0933d894811a6dcc5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.314206ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073592/publication.md
observed 96c2cd53569bd04888697fb755023c50...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:21:46.295021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000073592/publication.txt
observed 052eb09e70be860724e0dec9b5c994a9...
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.