OpenTechnical

OT-2026-000024913

Publication integrity record

Single cup vacuum gripper, common isolation valve, two 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-2026-000024913) never changes.

Identity and time

Publication numberOT-2026-000024913 · never reused
Internal UUID01a0ae71-2727-7b42-ad46-39a6b6bec25a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:26.329747Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000024913
StatusPUBLIC

Content hashes

Canonical text72fc8bdb7426fb2fd4b50fc11da6ec33cc3a13c5e6f9b6e82ad586f82a480cfe
Markdown3e754db2099dad4f87ceab8b1b0d6c12c2bf189e9c1ea1fbd4b7d231e64c1ce7
PDF
Publication pagee040e7b9fbf4f50b7737494daa85ba2b66b86e8b24d6fccc790f57ae238cb21b
Manifest01010fc3200eea5ca24721eb892b296747bf90e96e2c8b7e913ce01c463e8fa8

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
SignatureL1NOk9nBzYV7JyLcdWqpGNu9+cdjJMI+AOUiqBUtymGaYcM74Blt5i8kiMfZ2eJPofqthWbmng/dmkawN/DIDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:48:14.968896ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024913
observed e040e7b9fbf4f50b7737494daa85ba2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.949831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024913/manifest.json
observed 01010fc3200eea5ca24721eb892b2967...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.930314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024913/publication.md
observed 3e754db2099dad4f87ceab8b1b0d6c12...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:48:14.911977ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000024913/publication.txt
observed 72fc8bdb7426fb2fd4b50fc11da6ec33...
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.