OpenTechnical

OT-2026-000062014

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, vented 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-2026-000062014) never changes.

Identity and time

Publication numberOT-2026-000062014 · never reused
Internal UUID01a0ae8b-b8af-765a-8b31-48b2ac4e9f83 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000062014
StatusPUBLIC

Content hashes

Canonical text2fde85a9191b98d261ebe2c34aa4f778eccca6ce1c0f1243ded747bb39f20c54
Markdownbb881b21d53863a92e030c3ea8b9edba07e251cd79394ed8f5b597f903fdc0f8
PDF
Publication page0935826909ff9e5383d093017dc35cf427292d4e1a7395455385e2e65a0c1b2e
Manifest781c4bfcd23fd3983d59e7b841e34b7f1b963c6bdec03d1104e9a632f992f8ec

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
SignatureBthLv+4OAKNFYCdS0nMGElaZ2vyBzAuuYLZcS8IHSmZAqFRDqkKNJsWveAIPuVyXLe7DuXA01qzo+Ebf0ve0Ag==
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...

Independent retrieval

2026-09-17T10:41:02.610541ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062014
observed 0935826909ff9e5383d093017dc35cf4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.587719ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062014/manifest.json
observed 781c4bfcd23fd3983d59e7b841e34b7f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.564617ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062014/publication.md
observed bb881b21d53863a92e030c3ea8b9edba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:02.544224ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000062014/publication.txt
observed 2fde85a9191b98d261ebe2c34aa4f778...
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.