OpenTechnical

OT-2026-000012270

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, three stage ejector, 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-2026-000012270) never changes.

Identity and time

Publication numberOT-2026-000012270 · never reused
Internal UUID01a0ae6d-39f5-7220-8b30-243ba5e615b9 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:08.998406Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000012270
StatusPUBLIC

Content hashes

Canonical text6e8af2f545d9ec39d5f03d959bbe13a0bbf3544da45ec2b0a89b7857e6cb854e
Markdown197e4e4d9fde39abf5e00863e930d4e381bbb7da3801eb45f5afc5a850b8aab6
PDF
Publication pagee8bd44edeff5f77552cbaedfd70a7166ed564967589a9e8498c787e2505a816a
Manifestb562f747d8eafce94ccd5181727c19848422a47bf5f1923c5b362475493b71d0

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
SignatureNPA5IFZxS4puqZ5m40bp35ODovcczUC1dLhqw+eWk0js+SnFFVnzks+i0pKJFgUbGQtWQ8TwbHqR3f6qfAizAw==
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

2026-09-17T12:11:12.345971ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012270
observed e8bd44edeff5f77552cbaedfd70a7166...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:12.329127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012270/manifest.json
observed b562f747d8eafce94ccd5181727c1984...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:12.312056ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012270/publication.md
observed 197e4e4d9fde39abf5e00863e930d4e3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:11:12.293199ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000012270/publication.txt
observed 6e8af2f545d9ec39d5f03d959bbe13a0...
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.