OpenTechnical

OT-2026-000101202

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained blow-off before 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-2026-000101202) never changes.

Identity and time

Publication numberOT-2026-000101202 · never reused
Internal UUID01a0aea3-c378-760c-bc40-4d3bbf31e468 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101202
StatusPUBLIC

Content hashes

Canonical textd30d9b0ca4361da5f4a21e4861c967c104932c69aa8b307009a8b7b63211b90a
Markdownb202ebe55a36911c5ef13e0615945136da540af140d553a703519667c9682379
PDF
Publication pagea4cae6250dc85629e1b90bf0fb62c20700a99b497c63d8e744144786806ef06f
Manifest7ae5dcbbb613d34b60aa400e50f3829cc307002face0728595798df503183cd5

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
Signature8NcI09Kbb3ja0rEEobn3u/EnG5jKgJNDCQJEBx67WH9DNqVtTJV8vM76bJrNFAwVOraejAG1aYD/vYBG1AywBg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:51.190229ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101202
observed a4cae6250dc85629e1b90bf0fb62c207...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.172291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101202/manifest.json
observed 7ae5dcbbb613d34b60aa400e50f3829c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.154811ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101202/publication.md
observed b202ebe55a36911c5ef13e0615945136...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:51.136835ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101202/publication.txt
observed d30d9b0ca4361da5f4a21e4861c967c1...
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.