OpenTechnical

OT-2026-000037958

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000037958) never changes.

Identity and time

Publication numberOT-2026-000037958 · never reused
Internal UUID01a0ae77-f88a-7e92-b6bd-eb571d63b46f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037958
StatusPUBLIC

Content hashes

Canonical textafb69512fae1dc2d59728d6f3f66a0c583ef2bd415e07fcb900a2f34f5dd2132
Markdown6b84108f5fa64104a348cbaa1607997d204658597c4d952ce36fbe6a26677fa8
PDF
Publication pagef17f4c5bcdd79d70ee142b8552b7d815f3ee5daab5238e33a7ed40e046846eee
Manifest27d347618a440a7d4d4c8e26b87e2defab541e3f3c2a1d6fa8c34a87e005e465

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
SignaturewwG6k8Lcl6TwDsJUoETUX+S7TvOP9PImR8EWwqStws6TdKNhEF6zBz/hOOuPv+fKq9O1fXHjWAKJG9Sgg2+7Aw==
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

2026-09-17T11:23:14.781190ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037958
observed f17f4c5bcdd79d70ee142b8552b7d815...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.762040ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037958/manifest.json
observed 27d347618a440a7d4d4c8e26b87e2def...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.739340ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037958/publication.md
observed 6b84108f5fa64104a348cbaa1607997d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.719778ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037958/publication.txt
observed afb69512fae1dc2d59728d6f3f66a0c5...
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.