OpenTechnical

OT-2026-000068230

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented after 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-2026-000068230) never changes.

Identity and time

Publication numberOT-2026-000068230 · never reused
Internal UUID01a0ae90-247f-7b7c-a878-c20d527a4e08 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:51:17.262143Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000068230
StatusPUBLIC

Content hashes

Canonical text78088df491c7ca18bda77f8946043b6bdd695d98c21c6a3cb344981249af073b
Markdownf2d9dba4e2c497bc0b0efdbad65b07fb311b145771518ac25d2b4a6d315b1027
PDF
Publication page408a63a7295c86007651ff9560df863fa53d2324b7d99e6fe43e858b64f79fda
Manifestd1dd78a4a5d9071aa947515bad3a6feb9cf0298904719c81f1bf994ead31d631

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
Signature3ihwPOdKg50ck/k3/TrqOQ7Zct54G2Iu61NRNPPv4sqdB+oKfmbR8WDaKQdQ/odYJ7G0+Hl6tedj47CgqLgWCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:29:14.793411ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068230
observed 408a63a7295c86007651ff9560df863f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.776733ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068230/manifest.json
observed d1dd78a4a5d9071aa947515bad3a6feb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.753887ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068230/publication.md
observed f2d9dba4e2c497bc0b0efdbad65b07fb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:29:14.735236ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000068230/publication.txt
observed 78088df491c7ca18bda77f8946043b6b...
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.