OpenTechnical

OT-2026-000059555

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before 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-2026-000059555) never changes.

Identity and time

Publication numberOT-2026-000059555 · never reused
Internal UUID01a0ae89-ec23-7497-a13a-41d5e5b4d771 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059555
StatusPUBLIC

Content hashes

Canonical textd5c8c3db524b87f10e54a2202dd6b470dec650f6c267d8f5774fb4a1b5dcb25c
Markdown265cde722256f7988d57d3c058ff6305b88abfd03fa4861ba2baa9902877e617
PDF
Publication page8295ee415c4ce30e12e354024d82ed039aae531766a7c30f0928fabe71ca6d06
Manifestef22d84f27a16b403a4bd72c75ebdc114275a94626c539b7e071de7a48ddb501

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
SignaturedRPDO7owoilBDwHY1Bqm8qEJdssCkDLbf/e8/OBTUhHEYbNU3cEBKHwmkZ7m+9UjUbNxQKRAfWpTpNM7adiPDA==
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

2026-09-17T10:44:11.808399ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059555
observed 8295ee415c4ce30e12e354024d82ed03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.791693ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059555/manifest.json
observed ef22d84f27a16b403a4bd72c75ebdc11...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.773822ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059555/publication.md
observed 265cde722256f7988d57d3c058ff6305...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:11.756078ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059555/publication.txt
observed d5c8c3db524b87f10e54a2202dd6b470...
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.