OpenTechnical

OT-2026-000049110

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000049110) never changes.

Identity and time

Publication numberOT-2026-000049110 · never reused
Internal UUID01a0ae81-134d-7af0-84fe-27f07034053f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:34:49.967260Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000049110
StatusPUBLIC

Content hashes

Canonical textd5ab7499523f02cdedc3d5f5b955d6ff04278ed49737cf8e20c13f71a786bbb0
Markdownfc9aa093e3ae9dc8d1ba7d7120002c71b22ab56e26c66309450a2133285f74d8
PDF
Publication pageca3b9ec31a53a61fb63a3850fb152eed6298cb8d413ddee4722761aec9276d95
Manifesta751dbd59acf2306dfcd6588fef703434ff6cb144ff1f997bdd8ab92fce6121d

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
SignatureGfz0ELAHW4kC+T0n3XbFR1bPsraN71j8F00uhEVwDcwKOt1DUHosZ6X9frHiLDzK3JJB831xD1o6/Og7xalSDA==
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

2026-09-17T11:03:22.095386ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049110
observed ca3b9ec31a53a61fb63a3850fb152eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.076744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049110/manifest.json
observed a751dbd59acf2306dfcd6588fef70343...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.057933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049110/publication.md
observed fc9aa093e3ae9dc8d1ba7d7120002c71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:03:22.037783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000049110/publication.txt
observed d5ab7499523f02cdedc3d5f5b955d6ff...
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.