OpenTechnical

OT-2026-000038928

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, 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-2026-000038928) never changes.

Identity and time

Publication numberOT-2026-000038928 · never reused
Internal UUID01a0ae78-769f-7b48-adbb-cb83cc21daf0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:25:25.422407Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000038928
StatusPUBLIC

Content hashes

Canonical textc474b934296d5edc17e597f81679c54031c3b6bf654db30fd7bb298c2cf92816
Markdownf2f1dba18f83df02d120b139aa5ed75754df264091f4c9ae101dcb793d034cf1
PDF
Publication pagef670cb48f4c41065ede535f38fdcb55e70f51e52c26a92360b63d2649db9efae
Manifesta5b25bd65ef816866cd00f84ada9425d493ce8e11767d6ad84150076e877d3c7

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
SignatureEggFrqMFCOh22UV1aH3iqxS6D2S+sKuqKdGJEr63tTpl7dv/N/pOaljaSgSzj7JZ/Dpu35yzOlPC8y0foTUDDg==
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

2026-09-17T11:22:11.585402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038928
observed f670cb48f4c41065ede535f38fdcb55e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:11.567368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038928/manifest.json
observed a5b25bd65ef816866cd00f84ada9425d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:11.550456ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038928/publication.md
observed f2f1dba18f83df02d120b139aa5ed757...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:22:11.533047ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000038928/publication.txt
observed c474b934296d5edc17e597f81679c540...
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.