OpenTechnical

OT-2026-000036647

Publication integrity record

Foam pad vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000036647) never changes.

Identity and time

Publication numberOT-2026-000036647 · never reused
Internal UUID01a0ae77-46e8-7ea9-9ec6-f19ef1c9c32e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036647
StatusPUBLIC

Content hashes

Canonical text1dd3d6510f52826cfd41d6b77378d96b67a50baa3790b5ff1657be55cd383201
Markdown3d1c354305faa5099a8ac40bd7c7f8283a97ca080f6889d5657834853ee2c043
PDF
Publication page03c6a92bca9081ae1b99faef0fe6853fca6297a1c2e86a924e512d64ad6ea852
Manifest3cfbfe52cd473aa3c2d65e0c75473bbcd89e9fef0a610e6c42356b0a4e4c84a1

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
SignatureVmF1Aq9qTGz4y3FMzVCYuhEf7jIrMOGVWwPzT1al/iwdIewhrISABiNC8POfDyNYdJnmiBGdZpj9jgtwWhiiDQ==
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

2026-09-17T20:41:44.521964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647
observed 03c6a92bca9081ae1b99faef0fe6853f...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:44.367508ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/manifest.json
observed 3cfbfe52cd473aa3c2d65e0c75473bbc...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:44.188260ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/publication.md
observed 3d1c354305faa5099a8ac40bd7c7f828...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T20:41:44.003384ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/publication.txt
observed 1dd3d6510f52826cfd41d6b77378d96b...
fetched by grabo-systems from 34.44.131.203, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.737785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647
observed 03c6a92bca9081ae1b99faef0fe6853f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.720949ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/manifest.json
observed 3cfbfe52cd473aa3c2d65e0c75473bbc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.702959ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/publication.md
observed 3d1c354305faa5099a8ac40bd7c7f828...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:59.685609ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036647/publication.txt
observed 1dd3d6510f52826cfd41d6b77378d96b...
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.