OpenTechnical

OT-2026-000044518

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, single stage ejector, supply line pressure sensor, sustained blow-off 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-2026-000044518) never changes.

Identity and time

Publication numberOT-2026-000044518 · never reused
Internal UUID01a0ae7c-39d8-71e0-8cc8-7631b92b45e5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:32.012327Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000044518
StatusPUBLIC

Content hashes

Canonical text2774491fd173dddb2ef5be5ff042e8468d04f6ebe2498fa321cf91db48725ea9
Markdown089f5ce7d251443035eaf333f8dde1f34a02c7fa5a345365a3651514e0670ba3
PDF
Publication page5a11e8d09cd310d855241a42432b894e80dcf105956eec256f07a0dfdd0dc2cf
Manifest2a0c2e7dc881f01d9032016740014a14eb116cc597e6fd96aa7056030c0c6251

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
SignatureHFLUGn/33xv8JlFqY3jyLIsaJoHWMlWp51Y/NHto4oxLdYF5P1OCdUhETIVuoPe6Z+gWShP6qczOuUJA/bQ5AA==
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

2026-09-17T08:31:02.288913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044518
observed 5a11e8d09cd310d855241a42432b894e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.271402ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044518/manifest.json
observed 2a0c2e7dc881f01d9032016740014a14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.252214ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044518/publication.md
observed 089f5ce7d251443035eaf333f8dde1f3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:31:02.235261ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000044518/publication.txt
observed 2774491fd173dddb2ef5be5ff042e846...
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.