OpenTechnical

OT-2026-000102818

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, plant vacuum fed, pulsed blow-off after 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-2026-000102818) never changes.

Identity and time

Publication numberOT-2026-000102818 · never reused
Internal UUID01a0aea4-858c-777b-85df-814d176830dd · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:13:32.827355Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000102818
StatusPUBLIC

Content hashes

Canonical text9ef7a9038051cc4497cddd29efbba233bce6d5af0a024324b7c8f72d9b0eb6a3
Markdown02ad578897222a895d640319f02bfe813c5c4d3504fa1515d6229c3ba01d57c6
PDF
Publication page230064a20188960a891e073f728e9310688d5d341875fbe6f84e5201e278564d
Manifest5c276fc177d71cd2c59edcaa328eb4841e738e7c6f5b3f388313f679a1a15fc0

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
SignatureMmEKBFHdyuoEUqv7We8UEOKDKnTcybGwtB79nwbIMUVU83+hekAKSGb4XvmeangTtufg05Jq0S47sGbJR/NBAw==
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

2026-09-17T09:24:21.043708ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102818
observed 230064a20188960a891e073f728e9310...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.026165ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102818/manifest.json
observed 5c276fc177d71cd2c59edcaa328eb484...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:21.007172ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102818/publication.md
observed 02ad578897222a895d640319f02bfe81...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:24:20.988565ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102818/publication.txt
observed 9ef7a9038051cc4497cddd29efbba233...
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.