OpenTechnical

OT-2026-000014578

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, single 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-2026-000014578) never changes.

Identity and time

Publication numberOT-2026-000014578 · never reused
Internal UUID01a0ae6d-b27b-7270-94a6-5c39ff60cfe2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:13:39.853300Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000014578
StatusPUBLIC

Content hashes

Canonical text2a2e9ba2a86ca01112056e6d49a81370397ce0ebb34f2aa558a7666492877ba1
Markdown107ead15a7c354fc4eb811d8f84a74551b1752d09e44a890dcf694d9f592354a
PDF
Publication page0734fc4842586fabbb0c001814d7712ac24893c9c3f56a4c5b509c959f939821
Manifest7e9067ca4817882164411de6c98bf32b4e9d498652c80693d51356d3a157074d

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
Signature2kP+mq2MX3m7RiO0dTHUwPg2ZyUgQXpJOCLtd3Gf5TQhLV7WiFOLlzisH1ZsBtB5XTymliELwERDYh6S23TVCQ==
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

2026-09-17T12:10:27.881849ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578
observed 0734fc4842586fabbb0c001814d7712a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.861393ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/manifest.json
observed 7e9067ca4817882164411de6c98bf32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.845360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/publication.md
observed 107ead15a7c354fc4eb811d8f84a7455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:10:27.824282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/publication.txt
observed 2a2e9ba2a86ca01112056e6d49a81370...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.157486ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578
observed 0734fc4842586fabbb0c001814d7712a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.137312ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/manifest.json
observed 7e9067ca4817882164411de6c98bf32b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.115900ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/publication.md
observed 107ead15a7c354fc4eb811d8f84a7455...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:08:29.096898ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000014578/publication.txt
observed 2a2e9ba2a86ca01112056e6d49a81370...
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.