OpenTechnical

OT-2026-000034959

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, 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-2026-000034959) never changes.

Identity and time

Publication numberOT-2026-000034959 · never reused
Internal UUID01a0ae76-6a1b-71bf-9d1e-c2c3956807dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034959
StatusPUBLIC

Content hashes

Canonical text1ebcfe76a6aac29b1d5a2269c119a8d33d2b2930fb4c2089e030b4a6be47c6bf
Markdownf4d6fc910e117129c80f5404f38f1458644fb63035741ae2e0004efc26374225
PDF
Publication page133cd5247dbd7a7d339ee82340ab219d5c0521df939bd32dbb61734406d5069f
Manifest22852d050907a8087c66262b160d65837d86fbbf4f5f490305fa0bb92e7530c1

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
SignatureoznqEU9DpDDkLVJros/EEGeqlayhT/HlKuotlnlUNfEGjSJaIN+MZ6xjrQZ44eeaPBG/QiLlOc1c+RTqCoEMBQ==
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

2026-09-17T11:27:53.105397ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034959
observed 133cd5247dbd7a7d339ee82340ab219d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.087601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034959/manifest.json
observed 22852d050907a8087c66262b160d6583...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.068554ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034959/publication.md
observed f4d6fc910e117129c80f5404f38f1458...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:27:53.051346ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034959/publication.txt
observed 1ebcfe76a6aac29b1d5a2269c119a8d3...
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.