OpenTechnical

OT-2026-000037917

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold 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-2026-000037917) never changes.

Identity and time

Publication numberOT-2026-000037917 · never reused
Internal UUID01a0ae77-f88a-7444-b317-95dc0a6faad4 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037917
StatusPUBLIC

Content hashes

Canonical text45df9ff31c7cba8927fe070803bb950eb3ee79dfbefe5b61840b6d396b49625a
Markdownfb8a643a9a986d1c78b2e9051d3f432e9c47a5eb17b4f56a16f7df6a93740af8
PDF
Publication page9a883146edfca7f4b69d748cf26b429b8570d75345f0ed69bbbd31d3e0d11fe4
Manifest6589ebfee2bb534c8c584a0373a38fb8b2396e73f712027671ab8db2c4599f11

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
SignatureQ+DgWrLA1AxtPEDYqGQNPM6geOGpyHMe6JZ/H7oyJtiQAgDNHq/wYsv1vHmQlQ3uZh3rjdGFYiVel6m1ucnHBw==
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

2026-09-17T11:23:11.492358ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037917
observed 9a883146edfca7f4b69d748cf26b429b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.473837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037917/manifest.json
observed 6589ebfee2bb534c8c584a0373a38fb8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.454365ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037917/publication.md
observed fb8a643a9a986d1c78b2e9051d3f432e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:11.434671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037917/publication.txt
observed 45df9ff31c7cba8927fe070803bb950e...
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.