OpenTechnical

OT-2026-000037481

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, plant vacuum fed, supply line 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-2026-000037481) never changes.

Identity and time

Publication numberOT-2026-000037481 · never reused
Internal UUID01a0ae77-b8ce-76e2-830b-5e8dc97ea9ef · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037481
StatusPUBLIC

Content hashes

Canonical text5ffeaf5753432e1bc2128ba26e630b07c46e6784ed31d43e83355ae660cb6ef9
Markdowne7770d810a0ecbd2cdb2aa5d31523a99ab2f7b62b65e3b12f023450791a6fbe0
PDF
Publication pageaa3fbf65a70cb70bff02b1659d835260cd95d8d034f78414f077105e5123fc4e
Manifestbaadd247f684fd5b1cd9018341bc7b62a0e0a980f9d91152460c25df711891c5

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
Signature4MNbGu9xz6VeCIfCjaVzEy+kt9eno67Z4Q8tBexqNuWIhP+R6AekCAthFQ0pFp4wVMldAsbMSDVN93kJ2PeOBw==
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

2026-09-17T11:23:55.316104ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037481
observed aa3fbf65a70cb70bff02b1659d835260...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.300032ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037481/manifest.json
observed baadd247f684fd5b1cd9018341bc7b62...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.282615ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037481/publication.md
observed e7770d810a0ecbd2cdb2aa5d31523a99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:55.265777ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037481/publication.txt
observed 5ffeaf5753432e1bc2128ba26e630b07...
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.