OpenTechnical

OT-2026-000097678

Publication integrity record

Foam pad vacuum gripper, two zone face, two 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-2026-000097678) never changes.

Identity and time

Publication numberOT-2026-000097678 · never reused
Internal UUID01a0aea1-92f4-70f9-a11c-3f7787ba365a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:19.650679Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097678
StatusPUBLIC

Content hashes

Canonical textbfe1ecc9d3cbc08e732ab119527ea965d702e81c82bc42bc162a332113ac7887
Markdownda1d9e93065f34806256d93e7739c480ad62de45d95e708fa2a555c62faaf332
PDF
Publication pageb12fba85916273ec764382a6fc6c5ee4e94ddd5d2f3dca55ab53e186c8c407ec
Manifest52e9d6dd5940cd814b6db443eee8034c54352eb59fc2fbe48ee75dd6fda4c2fa

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
Signature3CcNHnClDJqd+PTHC7IsUj20UXmRtvR+G2c82o7BhlYgileTmW4RKrB9GckEWzD18fVcpszP5Qut/rHenSlFAQ==
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

2026-09-17T09:32:41.973675ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097678
observed b12fba85916273ec764382a6fc6c5ee4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.956620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097678/manifest.json
observed 52e9d6dd5940cd814b6db443eee8034c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.940012ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097678/publication.md
observed da1d9e93065f34806256d93e7739c480...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:41.921819ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097678/publication.txt
observed bfe1ecc9d3cbc08e732ab119527ea965...
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.