OpenTechnical

OT-2026-000101846

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, three stage ejector, pulsed 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-2026-000101846) never changes.

Identity and time

Publication numberOT-2026-000101846 · never reused
Internal UUID01a0aea4-50f0-7a03-97f2-6c5a935d46ff · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:19.361569Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101846
StatusPUBLIC

Content hashes

Canonical texte2f9e914d34583d37c0222c0ff4e497540e7e65f59ad8e50bef00fccfbb419a2
Markdowna21f2a9754d4b16a5a25d9b6208ef7a1ee738fd240f9bd46a7b20db71ff04b63
PDF
Publication pagecfa71c9d3f091784868693247a7385d04ae6d52155fe1a6eeecc736ff3da7f32
Manifest935a8e02ce1be5dace2ba5c049887369036cc6e22250c9c81ffcdec0d7eb1a3a

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
SignatureVXb5lLEv+ihKjWTskUoRzHlQn8NcqxmBImk86G0ZpQBuU6yhA55XcLoULk2Rxo/opPS/PnCCAdE+lLw228XqCA==
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

2026-09-17T09:24:26.728894ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101846
observed cfa71c9d3f091784868693247a7385d0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.710764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101846/manifest.json
observed 935a8e02ce1be5dace2ba5c049887369...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.690981ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101846/publication.md
observed a21f2a9754d4b16a5a25d9b6208ef7a1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:26.673517ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101846/publication.txt
observed e2f9e914d34583d37c0222c0ff4e4975...
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.