OpenTechnical

OT-2026-000040524

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, common isolation valve, three stage ejector, manifold 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-2026-000040524) never changes.

Identity and time

Publication numberOT-2026-000040524 · never reused
Internal UUID01a0ae79-6d0d-792d-a509-4bf9c0577b9b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:28.516236Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040524
StatusPUBLIC

Content hashes

Canonical text45f5efee0047b14c6b3f44f0e6610d5e8f187dfda5731fa0d03c94b7ec4d4bcd
Markdowned40cad14e7e0c519b1d5a661b2e5375c26897bfef3652f83bf16fbbeb7aa95b
PDF
Publication page87b414b821b6dfa1029f2a20555fbd4d2b108a1df63640195ef91c5970e714f9
Manifest770da90c559b40979df4b97b8eb8620cfdb328e57d1a53af8cc41e53319af441

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
SignatureiZ2BmWwwLKF3vP4BdZHo/DZIjFUoaU1fdMgIah4ZhlvI93YCV0AkrfYfCslDZA3h8oMgZQ2IuDlXRd1XcZojBQ==
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

2026-09-17T11:17:40.290546ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040524
observed 87b414b821b6dfa1029f2a20555fbd4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.272650ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040524/manifest.json
observed 770da90c559b40979df4b97b8eb8620c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.252683ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040524/publication.md
observed ed40cad14e7e0c519b1d5a661b2e5375...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:17:40.198690ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040524/publication.txt
observed 45f5efee0047b14c6b3f44f0e6610d5e...
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.