OpenTechnical

OT-2026-000098435

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, three stage ejector, supply line pressure sensor, 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-2026-000098435) never changes.

Identity and time

Publication numberOT-2026-000098435 · never reused
Internal UUID01a0aea1-e965-7407-bda2-c9bb44f29fc9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:41.837875Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098435
StatusPUBLIC

Content hashes

Canonical text151a2cbb6c441fb0b8d8137505a0a916c721edff592383a6e7529d58825ba859
Markdownbae6ba1003dd8a62d6f2ac0091d91599ce0e2cd5c8a5f0e79e8b35ac0fab39a2
PDF
Publication page208e0cb6af63654c9119d3f184aaf5b1239697b55a404abe501eed4b40edc205
Manifest91a027e0edad7be4734ff044471f24b25e3f394819e7ffa65fe3622876b7e74e

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
Signature6lX62hCylPFkVvPPKASechUKQDXfJ7ddR8dt67+vCgxll8jHwYyifzB3JDMhNJYi5piUn7ZQxPVv3ufZTS15Bw==
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

2026-09-17T09:32:17.448998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098435
observed 208e0cb6af63654c9119d3f184aaf5b1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.433378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098435/manifest.json
observed 91a027e0edad7be4734ff044471f24b2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.417404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098435/publication.md
observed bae6ba1003dd8a62d6f2ac0091d91599...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:17.400000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098435/publication.txt
observed 151a2cbb6c441fb0b8d8137505a0a916...
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.