OpenTechnical

OT-2026-000101166

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, plant vacuum fed, pressure sensor per zone, 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-2026-000101166) never changes.

Identity and time

Publication numberOT-2026-000101166 · never reused
Internal UUID01a0aea3-c378-77b6-a0b5-db02148fa7a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101166
StatusPUBLIC

Content hashes

Canonical textf49641f9cef3afcf117605c5a77bf0d35ed91cfb320ef4889f3afd7ef632d573
Markdown50677596c7a3d73d0c65aafbcabf96e7a7b6f7fe6b6a92707fd696da5a55eee4
PDF
Publication pagee08e8a4da0ef58663eccd09cc5f4f059581b72f39bf5e40c04e4c450aca7cd7a
Manifestb38679755ca615ea5bf1dba2203ffd48d9173d16cbd32458aba57711f8649baf

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
SignatureVWWrsCFaZHHl1IHM3M2pCQBViADUVvC02LOEmn0uVBFK3Pd+2yFg6REbQZ++3sjqNcrzQ/DEVKj21BD2BlDfBw==
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

2026-09-17T09:26:48.446253ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101166
observed e08e8a4da0ef58663eccd09cc5f4f059...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.427054ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101166/manifest.json
observed b38679755ca615ea5bf1dba2203ffd48...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.408309ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101166/publication.md
observed 50677596c7a3d73d0c65aafbcabf96e7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:48.388596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101166/publication.txt
observed f49641f9cef3afcf117605c5a77bf0d3...
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.