OpenTechnical

OT-2026-000037589

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, pulsed blow-off 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-2026-000037589) never changes.

Identity and time

Publication numberOT-2026-000037589 · never reused
Internal UUID01a0ae77-b8cf-76d0-8774-55b77bfa8de0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037589
StatusPUBLIC

Content hashes

Canonical text1bd2fed85358e0a8147f7520455cf05ea4356ea7211c59a07ea6879cee6ef291
Markdown7b080c74acef9c6e07f5dd4c6d529b938a6e85f46672d2d6a198506a469bab31
PDF
Publication page8e04c3b2b2c2e7a5eaf9b2006028e2a5b893af57dbee99a899d3a17d7481705a
Manifest3a90ed283ebc61e2f04085b0dee72f5a35bcedab3b8a9b6a0e3bb0933a4a2855

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
Signature0IW2z7ipsepIuVHz4oaC1PaF84/bggeR89R6u3Z/Kvb2/vJ93soxC6R4TVK9dMWsR2kOjokUL2Yn71lp1II8DA==
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

2026-09-17T11:24:08.432743ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037589
observed 8e04c3b2b2c2e7a5eaf9b2006028e2a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.414540ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037589/manifest.json
observed 3a90ed283ebc61e2f04085b0dee72f5a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.397313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037589/publication.md
observed 7b080c74acef9c6e07f5dd4c6d529b93...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:08.379104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037589/publication.txt
observed 1bd2fed85358e0a8147f7520455cf05e...
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.