OpenTechnical

OT-2026-000082954

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, vented after set-down, on a tool changer

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-2026-000082954) never changes.

Identity and time

Publication numberOT-2026-000082954 · never reused
Internal UUID01a0ae97-8cca-7260-b68e-462f7ff9c689 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:59:22.827170Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000082954
StatusPUBLIC

Content hashes

Canonical text265ced4042da0d9bb50c205d18fe9af53d7b083d4063ca7201084bed09795715
Markdownad9eca940800903571fe6d9c58dd6c53e457ec0a18f64cdbfc1d3bdb6a927d33
PDF
Publication page697be635d47de54c0ce655e0a08a345d5606136e1b078ba690038ddb4c4d9b5d
Manifestd115098801e7c465acab8611e48229f0c779422992d29775dded3093a7254635

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
SignatureKttSobxMWS47UdaNy4u+IFUK/9hbnVcbEiLAdEDc6cluWNrpkoA8+zV6rYnWTLblORucp/by8eu5N0gPzyYOCQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T09:58:39.122600ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082954
observed 697be635d47de54c0ce655e0a08a345d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.104182ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082954/manifest.json
observed d115098801e7c465acab8611e48229f0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.086458ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082954/publication.md
observed ad9eca940800903571fe6d9c58dd6c53...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:58:39.069781ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000082954/publication.txt
observed 265ced4042da0d9bb50c205d18fe9af5...
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.