OpenTechnical

OT-2026-000057232

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, 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-2026-000057232) never changes.

Identity and time

Publication numberOT-2026-000057232 · never reused
Internal UUID01a0ae87-d5bb-7bd7-b567-6c21e2138f03 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057232
StatusPUBLIC

Content hashes

Canonical text132f23df82b501530b351e25ce8c1620acf5f74108d505060746127190a57d63
Markdown00462d0babdf5a9e9c9eabdd725bc38bbc2a07263b2efd90c4b7c84af28c3ac6
PDF
Publication page342d6751f843b1471e685cd2b7650fbbccfd5baaa6f91c5c4d4262a800c8ccde
Manifestcbd75d513cb1a933a8d53bada8506a7b9a09abcbabf2f146db252b5c44e3dd23

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
SignatureIT0CrpGIvhwnN2F/612HA+DtObjuRSpsxvog6egyh2Od1QLsbiMyHJImocpFyfvkQHXWIJ5yNLD0cuVLNcKJAA==
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

2026-09-17T10:50:17.491085ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232
observed 342d6751f843b1471e685cd2b7650fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.470742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/manifest.json
observed cbd75d513cb1a933a8d53bada8506a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.453739ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/publication.md
observed 00462d0babdf5a9e9c9eabdd725bc38b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.425762ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/publication.txt
observed 132f23df82b501530b351e25ce8c1620...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.138167ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232
observed 342d6751f843b1471e685cd2b7650fbb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.120643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/manifest.json
observed cbd75d513cb1a933a8d53bada8506a7b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.102124ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/publication.md
observed 00462d0babdf5a9e9c9eabdd725bc38b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:23.081223ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057232/publication.txt
observed 132f23df82b501530b351e25ce8c1620...
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.