OpenTechnical

OT-2026-000039587

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000039587) never changes.

Identity and time

Publication numberOT-2026-000039587 · never reused
Internal UUID01a0ae78-d8d3-7533-8350-1af44b176188 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:50.683051Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000039587
StatusPUBLIC

Content hashes

Canonical textaca4a4b4f8db4a3e46f2d952d789b87117302291641aa0fd193c29a3492e36ba
Markdown6ace10596d2fcf2525ea540c8cd61edfed893208897f90942d33e689ecdaacd7
PDF
Publication pagef9f05e9323815aea8d778e54feb8ff9d57e87605df33358aea9d2c11c854cb25
Manifest0a0d1d2652b7c160fc5096e4d6713875896ea3e1b1311571f41381835d5f5bc7

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
SignaturemQ7jppXuT5cGLuMq5s9qzpEHbiY+bfmeFjsCMVZm2rJdkZ1o9uvgv9/gPhMu83BrD19g738RN/hSqqopVYNVAQ==
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

2026-09-17T11:19:44.751460ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039587
observed f9f05e9323815aea8d778e54feb8ff9d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.735866ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039587/manifest.json
observed 0a0d1d2652b7c160fc5096e4d6713875...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.718077ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039587/publication.md
observed 6ace10596d2fcf2525ea540c8cd61edf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:44.700079ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000039587/publication.txt
observed aca4a4b4f8db4a3e46f2d952d789b871...
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.