OpenTechnical

OT-2026-000037063

Publication integrity record

Foam pad vacuum gripper, four zone face, common isolation valve, single 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-2026-000037063) never changes.

Identity and time

Publication numberOT-2026-000037063 · never reused
Internal UUID01a0ae77-7740-72bc-a943-5ca08b816d64 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037063
StatusPUBLIC

Content hashes

Canonical textcdb6f43045b3b610be57b284b852d0c556a7a45b0db788060f225b4ca34c0b8c
Markdownb0dcd871cbc609510fe13426da30094a0f2bdd51388561156a8d0c46586310d3
PDF
Publication page0ee22a1419c3229678aaeb8414217552b5362f0af8c91d95f68a4bd1a42b4f43
Manifest2049f80198abe7ef4157fad1ede856f888a098e25c258514a7533bc4a95c4d2a

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
SignatureRlkA0jzjMCBRd9IlTUH4eHl78FpSvg9sQdRFcyZAFeknr6ntg/OQotQfB935inZTlUZUrkDsRemm+g5WfrCxAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:24:55.332345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037063
observed 0ee22a1419c3229678aaeb8414217552...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.314493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037063/manifest.json
observed 2049f80198abe7ef4157fad1ede856f8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.294444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037063/publication.md
observed b0dcd871cbc609510fe13426da30094a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:55.275968ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037063/publication.txt
observed cdb6f43045b3b610be57b284b852d0c5...
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.