OpenTechnical

OT-2026-000097823

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, 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-2026-000097823) never changes.

Identity and time

Publication numberOT-2026-000097823 · never reused
Internal UUID01a0aea1-92f6-77de-bb20-6143d0968d08 · 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-2026-000097823
StatusPUBLIC

Content hashes

Canonical text69690face8efa1ba9f821c194d2a2000347bdcf6ce6afa3c87fff3841dc24821
Markdownfab18514feebd2eef1ddabab69d815d1e45bf476fe07cac0f25891b609e7aadf
PDF
Publication paged918f13ff7c8cf303f03e8442897398ac9ec1456dd46a7201b805f8c9107fcda
Manifest5327984f426565c309b4454d522f3662c5ce9842da1952a3510b467fc22349df

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
SignatureQ3abhM1cvaJTIvQRnxp2NvuCjbGie4gDCGsVypMhCXnW5Q8Mlb797BX3qBSbRiYMCW92rwgR+l6qwKXqo5uXCQ==
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

2026-09-17T09:32:54.921569ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097823
observed d918f13ff7c8cf303f03e8442897398a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.902867ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097823/manifest.json
observed 5327984f426565c309b4454d522f3662...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.884198ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097823/publication.md
observed fab18514feebd2eef1ddabab69d815d1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:32:54.864776ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097823/publication.txt
observed 69690face8efa1ba9f821c194d2a2000...
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.