OpenTechnical

OT-2026-000101813

Publication integrity record

Foam pad vacuum gripper, two zone face, per zone isolation, single 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-2026-000101813) never changes.

Identity and time

Publication numberOT-2026-000101813 · never reused
Internal UUID01a0aea4-0e17-75b1-82e8-3ac4e53dc13a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:02.278025Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101813
StatusPUBLIC

Content hashes

Canonical text5d719ccb4e29f2ea7d2e8d728ee487731b4a2678cd5bf4b274af87a4969a7de8
Markdownd8af26c95251e3a660b0fcb55e3bdfcd6fa9bee1ffee21cf81806fdcdeaf0f66
PDF
Publication pagec15a62c4928d0e45e2e4aa56526dabc28adce3a1e2459aa7b212b92eba912d36
Manifest5d8786bdee2e96ff7e02d079f78ae757c28297e7d0b3fccf54dd72c594bfabb8

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
SignaturezzFLwV65U0/1YU975HOwq2rhD4y3TuK4T9yw87XpsFwhCbrOP1PF+N12J5U7swgOoueo/MNWuqKpAC1R6+4JDw==
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

2026-09-17T09:26:18.663246ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101813
observed c15a62c4928d0e45e2e4aa56526dabc2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.644799ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101813/manifest.json
observed 5d8786bdee2e96ff7e02d079f78ae757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.626712ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101813/publication.md
observed d8af26c95251e3a660b0fcb55e3bdfcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:18.608448ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101813/publication.txt
observed 5d719ccb4e29f2ea7d2e8d728ee48773...
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.