OpenTechnical

OT-2026-000102485

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, 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-2026-000102485) never changes.

Identity and time

Publication numberOT-2026-000102485 · never reused
Internal UUID01a0aea4-858a-749a-86ec-d9270b4d54cf · 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-2026-000102485
StatusPUBLIC

Content hashes

Canonical text2c5e9300b4660e4897858eafc47f5951909f6753f0dc305a21274d3abd32d4ad
Markdowncb22920f602d981e1bf9d3471dfb3169fe0609f9ad4ca7fab104bc4537018fe2
PDF
Publication page4f374087ea1969c0192e36df01e416caa97558749e942964561941b6cb0a9aec
Manifestde9aeec2de88ac44f13d17009cae5e3f5061083b41d749f83c5eaa60670d2331

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
SignatureG0sYVoA/SxEprI0UT213mehM8NUPgbscCsVTtUQbxfirjjUYYzkHQp+iuOqViQRxadEER7++9bOiXdiAtgaXAw==
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

2026-09-17T09:23:50.350636ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102485
observed 4f374087ea1969c0192e36df01e416ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.332659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102485/manifest.json
observed de9aeec2de88ac44f13d17009cae5e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.314788ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102485/publication.md
observed cb22920f602d981e1bf9d3471dfb3169...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:23:50.295349ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000102485/publication.txt
observed 2c5e9300b4660e4897858eafc47f5951...
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.