OpenTechnical

OT-2026-000035928

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, sustained 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-2026-000035928) never changes.

Identity and time

Publication numberOT-2026-000035928 · never reused
Internal UUID01a0ae76-b4c9-7c4e-8a24-da50c6a003ca · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:30.265572Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035928
StatusPUBLIC

Content hashes

Canonical text5b4cc5964dbeed6abc91bfb4f081ac4954d2f628bf829d667131ce7d08e9f5a6
Markdown3a16dc5f7f718a48364097a1e74a403bffae22c463cb0c502ebc205adf594d50
PDF
Publication page07b8b4fbc58ad6b2cf6dacdafe7ada7d54550c0d593557d736634d1345a200f9
Manifest6d41804aabfbc7842f3388a176f5d4a2086fbb562e32d6d43edca7a423d84d8e

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
SignaturermpN2osJa95gn9rDYxQPwGQeEzi8OsJDuuMAWpDjLAfG5mGxT0ZWgai337ZQ5KvpqyujhhY/8TwqzOB7xc0OCw==
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

2026-09-17T11:27:46.599200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035928
observed 07b8b4fbc58ad6b2cf6dacdafe7ada7d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.581412ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035928/manifest.json
observed 6d41804aabfbc7842f3388a176f5d4a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.563317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035928/publication.md
observed 3a16dc5f7f718a48364097a1e74a403b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:46.545990ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035928/publication.txt
observed 5b4cc5964dbeed6abc91bfb4f081ac49...
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.