OpenTechnical

OT-2026-000016178

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed 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-2026-000016178) never changes.

Identity and time

Publication numberOT-2026-000016178 · never reused
Internal UUID01a0ae6e-2d10-7ede-9c4e-7f63c23150b7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:11.237946Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000016178
StatusPUBLIC

Content hashes

Canonical textfd4e32c0dc05e4f2eaa1a419fc4c6a095021b6a2ff8d7023b5c322f79302337c
Markdown797006d13924ddd44eb2f4ec92c8ad41c02865d78ec79b29d8152cb148857c53
PDF
Publication pageef1e89552ccca0d1b05157575adce0db241bc5d87f35f0d7f9a2353856466d71
Manifest955391bf3c5d3b2ec1b26d9b4f08073580add2d4a0c77e3083cd969fefd3b6d1

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
Signaturew6TyaWEDbyLfjVxrQcW20A6/0qrMJ76hXFAsJY+xZG3WHcUuyqBFPAqb9Kpi1rw3MSCsc0I1GC60TzPfGwXEBQ==
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

2026-09-17T12:03:37.775689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016178
observed ef1e89552ccca0d1b05157575adce0db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.751825ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016178/manifest.json
observed 955391bf3c5d3b2ec1b26d9b4f080735...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.730826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016178/publication.md
observed 797006d13924ddd44eb2f4ec92c8ad41...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:03:37.711515ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000016178/publication.txt
observed fd4e32c0dc05e4f2eaa1a419fc4c6a09...
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.