OpenTechnical

OT-2026-000037957

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, pulsed 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-2026-000037957) never changes.

Identity and time

Publication numberOT-2026-000037957 · never reused
Internal UUID01a0ae77-f88a-78e1-ac90-7ecba57b69ca · 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-2026-000037957
StatusPUBLIC

Content hashes

Canonical text48dc3ce0565bd1413a8ea5f1a3d5c3be0b1ddf52c18b20d8e7822c28aae83d73
Markdownc580496c76fe7f52085899e36377144e70b7800876cc89519d98c686d74c282c
PDF
Publication page8f1893f5dccf98b3b710074dab2aa3d65250811055e69a45082928b578b88dd4
Manifesteca8ed7e4dd4c333ffe7c658e0562492155ec07d9315eeb01f1778c92e0af40f

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
SignatureWLtwNM9b+OU8hufarb3QqT72FLHesTzyucKCyNwnUptd3IN1h5CgXhUj3yF4UYIWT8jl4EeY8bZR09+Ne2KbCw==
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

2026-09-17T11:23:14.698352ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037957
observed 8f1893f5dccf98b3b710074dab2aa3d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.680191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037957/manifest.json
observed eca8ed7e4dd4c333ffe7c658e0562492...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.661747ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037957/publication.md
observed c580496c76fe7f52085899e36377144e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:14.642797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037957/publication.txt
observed 48dc3ce0565bd1413a8ea5f1a3d5c3be...
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.