OpenTechnical

OT-2026-000030435

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, 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-2026-000030435) never changes.

Identity and time

Publication numberOT-2026-000030435 · never reused
Internal UUID01a0ae73-e503-77ac-8734-26b32d920d7f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:20:26.007257Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000030435
StatusPUBLIC

Content hashes

Canonical textc0bbd2dfcc72283ee1c8dc7b5e23b8fae0167a2e62b57820919220a415af42dd
Markdowna182448430358a8173e76e5d805c6e3dd72ac9d1bd1ce5d6f69e04838221b44e
PDF
Publication page1d41c3b7d2efa8bb866ec74640ce8c1ebb8bf10f5ad2344749ea442994f6f56c
Manifestc833910a31dcc715f1f0a3b024342cbebab8932fd86294b7319ddf03cfdaec7a

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
Signatureos1uzjT0gGAp6TWlyB99kCczjfMw3S3SNMelzY9WwSn0d6uObPRVhzCTaMCIPmMOqFyrANgdw7idksI+1I4GBw==
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

2026-09-17T11:38:10.472916ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030435
observed 1d41c3b7d2efa8bb866ec74640ce8c1e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:10.455787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030435/manifest.json
observed c833910a31dcc715f1f0a3b024342cbe...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:10.439691ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030435/publication.md
observed a182448430358a8173e76e5d805c6e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:38:10.420708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000030435/publication.txt
observed c0bbd2dfcc72283ee1c8dc7b5e23b8fa...
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.