OpenTechnical

OT-2026-000104325

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000104325) never changes.

Identity and time

Publication numberOT-2026-000104325 · never reused
Internal UUID01a0aea5-3420-771b-b34c-6eaaf236b752 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:14:17.519068Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000104325
StatusPUBLIC

Content hashes

Canonical textb9b8719da5920f23d28bbeaf526d694b21db81b7faed9b9f8deee37ceafda7e2
Markdown2529cd7feeabe75ef2dd11b63bf5c3c50c54339ca79f3f10ab70ac55e5a03f85
PDF
Publication pagef73a0f545d80345ff77ab7b80a014879100ba50757534782a88d8595eb5c622b
Manifest2cd931bafb2b92d3fc0e061d21871814c71c4fe7343afbb3cc7dfd90b486090f

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
SignaturesgIWXf0qauLGQPsuyYD2C+1KH9l68xDFF0SOOY8uuTE1qp0UQBw/QEMAJKnTdNduzu3eTUxijQFTQfqVT2aWCw==
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

2026-09-17T09:21:34.593802ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104325
observed f73a0f545d80345ff77ab7b80a014879...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.576379ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104325/manifest.json
observed 2cd931bafb2b92d3fc0e061d21871814...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.558912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104325/publication.md
observed 2529cd7feeabe75ef2dd11b63bf5c3c5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:21:34.539160ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000104325/publication.txt
observed b9b8719da5920f23d28bbeaf526d694b...
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.