OpenTechnical

OT-2026-000053471

Publication integrity record

Four bellows cup vacuum gripper, four zone face, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000053471) never changes.

Identity and time

Publication numberOT-2026-000053471 · never reused
Internal UUID01a0ae85-0a90-7df8-8b10-fde7bd7c9979 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:09.762364Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053471
StatusPUBLIC

Content hashes

Canonical text14d4f25d1f389d1abe9776669180da8591a68b6ee77d2b344a598b7d55df3332
Markdown2c7926f01d1c7b94fd192e4b2b263eff0d6ae30a45e38672a567dbc23a344052
PDF
Publication pagedefdd5b6718ff4f1c94766d510bb8f6f344a0e5604a641c882e19ed778cb48cf
Manifesta1179d9d5278c40110af26cf4871360a085f23bdc9d733bb604e0b720fe8d640

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
SignatureAPEEqUma3PMsVmYQUNi0bpCcvc7xz9yjIHXIqxqpaev2wFETEcuygX+uVaaC3IlFRMlETV1ecq9Vl6n2SpLDBw==
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

2026-09-17T10:55:13.361500ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053471
observed defdd5b6718ff4f1c94766d510bb8f6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.343607ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053471/manifest.json
observed a1179d9d5278c40110af26cf4871360a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.326621ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053471/publication.md
observed 2c7926f01d1c7b94fd192e4b2b263eff...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:55:13.309001ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053471/publication.txt
observed 14d4f25d1f389d1abe9776669180da85...
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.