OpenTechnical

OT-2026-000059109

Publication integrity record

Six cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, vented 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-2026-000059109) never changes.

Identity and time

Publication numberOT-2026-000059109 · never reused
Internal UUID01a0ae89-8611-76ed-8421-bb3a9c814586 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059109
StatusPUBLIC

Content hashes

Canonical text5fee43e2eb82638d257b54b61856773813aca8428787e25597729e8ded985717
Markdownb28c673e39e0c46a7cc2671509974604ae75a5f883b97d807b3c7dbb8e4a6372
PDF
Publication page83e360307c3fc15509a02dbb7f2d0f44fadb1483073a595b15271ccc89ca85a3
Manifest8b0e5febd817707bf9f00b873e4988edf44e2714061e4ea9faa258a33679fcfb

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
SignatureGuaVne/GtBHImaHFUBINVvqFVKRtUPS9mvd7cBIwaSZ08w3VQortj2CYpqDEKng/F44Y5Bvgw99mlbAHOr3TCA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:57.160570ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059109
observed 83e360307c3fc15509a02dbb7f2d0f44...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.142014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059109/manifest.json
observed 8b0e5febd817707bf9f00b873e4988ed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.123455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059109/publication.md
observed b28c673e39e0c46a7cc2671509974604...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:57.104129ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059109/publication.txt
observed 5fee43e2eb82638d257b54b618567738...
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.