OpenTechnical

OT-2026-000050760

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, supply line pressure sensor, pulsed blow-off 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-2026-000050760) never changes.

Identity and time

Publication numberOT-2026-000050760 · never reused
Internal UUID01a0ae82-c7b1-7c71-83a0-63e668517311 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:36:41.548889Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000050760
StatusPUBLIC

Content hashes

Canonical texta51536bc61346eba49d1474e2d68478811faf10204f19cded018a753de86a382
Markdown79f0209743a00d66e38b8d0d13050c806e516747d545325836c35957b2407190
PDF
Publication pageda6fd41eb5e725835fbe4d91aa7f34e6add96ed7c48beaa34533720d8f2a548f
Manifestac78ddc16957c7b9b4981649a6ec794922db4d13daa98c2b968f6775cdef3204

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
SignaturevAPZndeXF7LYUzhG+wORvfRr3kGyBo3ejjQmT7xxOjrqGl7exE8l9Cmpq2vnyajkEfsnF6ylzu50RQs+07APAg==
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

2026-09-17T11:00:14.846031ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760
observed da6fd41eb5e725835fbe4d91aa7f34e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:14.845534ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760
observed da6fd41eb5e725835fbe4d91aa7f34e6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.991291ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/manifest.json
observed ac78ddc16957c7b9b4981649a6ec7949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.968757ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/manifest.json
observed ac78ddc16957c7b9b4981649a6ec7949...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.964179ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/publication.md
observed 79f0209743a00d66e38b8d0d13050c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.948514ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/publication.md
observed 79f0209743a00d66e38b8d0d13050c80...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.941970ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/publication.txt
observed a51536bc61346eba49d1474e2d684788...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:00:08.928998ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000050760/publication.txt
observed a51536bc61346eba49d1474e2d684788...
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.