OpenTechnical

OT-2026-000036547

Publication integrity record

Two bellows cup vacuum gripper, two zone face, common isolation valve, 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-2026-000036547) never changes.

Identity and time

Publication numberOT-2026-000036547 · never reused
Internal UUID01a0ae77-46e7-73f9-bf02-3f561c3c7805 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:07.671965Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000036547
StatusPUBLIC

Content hashes

Canonical text227f6dbddf52756876a0caadf27363b0e38741105273550725fbfaab0577799f
Markdownffa659fb50e8f12e78f74aae54711359639ce5e6961c5c378b51621a1bbdd86e
PDF
Publication page14e50a119ca3f1ec3f9e4ac43642c54caaa47610231611e3ff01aa96e7c7a930
Manifestea514c667725d3e295843f15a8a45a6571cb1cb36c61c07eae54c9fea78afc1a

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
SignatureoB7IscSPu/zYwXSJHTRkAhBctgHXCFANcarNOQ+uQUZA1Zm6CjZZZ5WzhPxIVMaMmrTYG3nT8r5b0v+pbKnVBA==
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

2026-09-17T11:25:45.875324ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036547
observed 14e50a119ca3f1ec3f9e4ac43642c54c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.858789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036547/manifest.json
observed ea514c667725d3e295843f15a8a45a65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.841176ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036547/publication.md
observed ffa659fb50e8f12e78f74aae54711359...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:25:45.823186ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000036547/publication.txt
observed 227f6dbddf52756876a0caadf27363b0...
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.