OpenTechnical

OT-2026-000026055

Publication integrity record

Foam pad vacuum gripper, three zone face, six outlet manifold, plant vacuum fed, 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-2026-000026055) never changes.

Identity and time

Publication numberOT-2026-000026055 · never reused
Internal UUID01a0ae71-a840-79c3-a2c4-fe79fd0fba3c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:59.376802Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026055
StatusPUBLIC

Content hashes

Canonical textd5311edd03ecb417edf1f00c321a288fe1c82d1f1dcd1890f3a6eef49981565b
Markdowndf0492895d7e4e4afba6da5e309cf38721b69390e4ac2e0a85768da16b435ff6
PDF
Publication pagea5585d158ff119bc8f1de1ed323e3b65e32ad8c64a8d1626fe8fe7db82170a5a
Manifeste6f8f6d13dba166613cf43a06d8669638a541fc192ad12c0f9cf7a885a4b6fe7

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
SignatureoAIHnJPJsEbv+tsW/X7NmRDdgJkLavbX1VrhhSWdxVkoymEOC3+ht9hvpjc4GOQgVSc1wsN/wov59U8eYRSYBw==
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

2026-09-17T11:46:32.495651ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026055
observed a5585d158ff119bc8f1de1ed323e3b65...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.476704ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026055/manifest.json
observed e6f8f6d13dba166613cf43a06d866963...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.459996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026055/publication.md
observed df0492895d7e4e4afba6da5e309cf387...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:32.440395ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026055/publication.txt
observed d5311edd03ecb417edf1f00c321a288f...
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.