OpenTechnical

OT-2026-000097457

Publication integrity record

Two cup vacuum gripper, two zone face, common isolation valve, single 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-2026-000097457) never changes.

Identity and time

Publication numberOT-2026-000097457 · never reused
Internal UUID01a0aea1-55b3-70c4-b2b7-d37a89d85117 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:10:04.087778Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000097457
StatusPUBLIC

Content hashes

Canonical text3b05d484cf66e289724dbcbf62c61d52c25e499348be07162fc6c24e9ef985bf
Markdowndb68064569801c87200bd1c7ee3bab4d5dde139de095f4fa1cec4dd4d6208a37
PDF
Publication page3141fee30271d9eccfb875fe7874417fd11ba7d9b8730013a3567ce467c9434a
Manifest3c93f588f6ed107fb4fd7ef2a3e65a1d8c7eee98d5e0cd2bfde4b718bfa82ea0

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
SignatureWF+3OheWKdUvBiVoV5xUIYfN5OOnjIXbIS1Diqz986V4Jh8Lc99CjN/CSS+0Qe3LEQVcuZurhSn/qbPwfT7BDQ==
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

2026-09-17T09:33:19.353250ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097457
observed 3141fee30271d9eccfb875fe7874417f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.334826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097457/manifest.json
observed 3c93f588f6ed107fb4fd7ef2a3e65a1d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.315605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097457/publication.md
observed db68064569801c87200bd1c7ee3bab4d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:33:19.297480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000097457/publication.txt
observed 3b05d484cf66e289724dbcbf62c61d52...
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.