OpenTechnical

OT-2026-000010299

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, sustained blow-off before 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-2026-000010299) never changes.

Identity and time

Publication numberOT-2026-000010299 · never reused
Internal UUID01a0ae6b-cb7b-7342-bc9c-16facaaaaca8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:35.184400Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000010299
StatusPUBLIC

Content hashes

Canonical textc27e52a9351bc9b3b1d9d16a4d6429f935c8216d651d60badcc2fd58a78121b7
Markdown8e41331e540e1846141460931c17d7dc7b206b5a86ce460dadb38644dbba4f34
PDF
Publication page045bcb44c732caf3f531b790ce2b0cb0912b988859686d58d5a385407b036bf2
Manifest5f940d97ca6f079bbe93688a8ee2b96d0e22366bdb4737c915e6af86d066f4fd

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
SignatureZuazpsM58VihRytLEXMB1opHsQbETeYTfCjs/kZJIRd8rznzHelWWhdBpC8g1Qg7EN0qiWU28sR5khdSpeYfDA==
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

2026-09-17T12:16:31.850512ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010299
observed 045bcb44c732caf3f531b790ce2b0cb0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.832209ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010299/manifest.json
observed 5f940d97ca6f079bbe93688a8ee2b96d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.813110ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010299/publication.md
observed 8e41331e540e1846141460931c17d7dc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:31.793865ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000010299/publication.txt
observed c27e52a9351bc9b3b1d9d16a4d6429f9...
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.