OpenTechnical

OT-2026-000031786

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, pump fed, 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-2026-000031786) never changes.

Identity and time

Publication numberOT-2026-000031786 · never reused
Internal UUID01a0ae74-bad1-792d-a790-03a63a4227ac · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:21:20.739935Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000031786
StatusPUBLIC

Content hashes

Canonical textc0897a3cde505b283e11339fe2fca2156a81c6a5b2032587374a0bbb98730824
Markdown0badab840eca620672bd865d466163a3195f3ae351c368aff32aea97431cac6c
PDF
Publication pagee3ad4fe6330cb41d3b4c80969f0ed59120ab77d375d9bac104b9cfee8d15ca33
Manifest056f3df9c0a7169fccb23de5172767e48bd907d2a10f5ad17b2f8ab6260ecb83

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
Signatureo5p741DDAzNOyMPKyVy+Lyvvz44RkziFcyJo3iIX/ymvKAsUXhTKHdmd+4cPn6ugGtx20v+HzxT19aKL/meSBA==
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

2026-09-17T11:34:54.928092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031786
observed e3ad4fe6330cb41d3b4c80969f0ed591...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:54.905593ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031786/manifest.json
observed 056f3df9c0a7169fccb23de5172767e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:54.888950ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031786/publication.md
observed 0badab840eca620672bd865d466163a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:34:54.871912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000031786/publication.txt
observed c0897a3cde505b283e11339fe2fca215...
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.