OpenTechnical

OT-2026-000034479

Publication integrity record

Foam pad vacuum gripper, three zone face, pump fed, 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-2026-000034479) never changes.

Identity and time

Publication numberOT-2026-000034479 · never reused
Internal UUID01a0ae76-1ed0-7278-af86-0ad953acade2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:22:51.876169Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000034479
StatusPUBLIC

Content hashes

Canonical text14a0c28af6c9c86e249ef7116c430c268e909bbde69ebaa20910954e5ea3c82c
Markdown344194cd9129389d7c8b5c94b556a9f32cd104e81f2fef8885dd600b5a01c6a3
PDF
Publication pagee7361357e5d0f8908d7396d434b80cbf3fed072b4b2fe6c7e5e1077e5d7342b8
Manifeste7c89c5536dc431ea8274c2d95f480382029798a6107188e8035a98ec529b9d5

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
Signaturez9gg1aaTFXoalRDHMsMmXIrTTXo0/hcl9EZyCjHESYkG4JjMpP1KUab+m+LTzRy/31FxG2OCBW5QZ+qnI2bwCw==
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

2026-09-17T11:28:48.546307ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034479
observed e7361357e5d0f8908d7396d434b80cbf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.531403ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034479/manifest.json
observed e7c89c5536dc431ea8274c2d95f48038...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.515794ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034479/publication.md
observed 344194cd9129389d7c8b5c94b556a9f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:48.499613ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000034479/publication.txt
observed 14a0c28af6c9c86e249ef7116c430c26...
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.