OpenTechnical

OT-2026-000008997

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, vented after set-down

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-2026-000008997) never changes.

Identity and time

Publication numberOT-2026-000008997 · never reused
Internal UUID01a0ae6b-31b8-75ba-92db-9a53ca442db5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008997
StatusPUBLIC

Content hashes

Canonical text48c5f9b81f6430f9607abb4d638d91f516d3f2d26950f85d48b7886a35e9e551
Markdownd18b226f75b843db6026b8535ad88a8b0ad7107d1fd09042afb530b45935a711
PDF
Publication page3b8d5af06a0f0df66371b5a0d57962a348c27520e62b145265938138b79a4ffe
Manifest13a8e4c6806fe8bac8311f9b6e7f1c56b1275c3367b8ed5a02cc62bb2ea4485e

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
SignatureEm6xkVOND68Qg4HOrTvy+v8gNpaE/xBSap8qMJLPZd8Jt98IR5Ze8KwWkwKnOsuIlSIoF2eCbqTpEDRemfvtAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:37.728519ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008997
observed 3b8d5af06a0f0df66371b5a0d57962a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.707704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008997/manifest.json
observed 13a8e4c6806fe8bac8311f9b6e7f1c56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.687846ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008997/publication.md
observed d18b226f75b843db6026b8535ad88a8b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:37.668428ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008997/publication.txt
observed 48c5f9b81f6430f9607abb4d638d91f5...
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.