OpenTechnical

OT-2026-000076717

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, two stage ejector, pressure sensor per zone, pulsed blow-off before set-down

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-2026-000076717) never changes.

Identity and time

Publication numberOT-2026-000076717 · never reused
Internal UUID01a0ae94-b06f-7a08-bf6c-fdf3e0c23d88 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076717
StatusPUBLIC

Content hashes

Canonical texte2eee8618b3e10fa9e18760a30c950a1b7ce9500913a321ff24de211c04203ee
Markdownb278649207e776aeb2c3ea161c9158a9aee04e38aea303f24c6893fb6e46dfd4
PDF
Publication page8c55bdb16bad794e5d0f0381e46be80a893e40bde1410a61e87e93d8686f61e1
Manifest1d610c63061ce629398a57c7564f541b5f458c57ef453b1cfe568423bf0710e1

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
SignatureP9KmIzYmV5LSJ9EZkBXUcyvpVLcSIZiOqY8KHlgBQTOZi9uZQwUTYVSEIrbeA1hBCU/29+FTuApsO6sLdA/rAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:29.114688ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076717
observed 8c55bdb16bad794e5d0f0381e46be80a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.095793ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076717/manifest.json
observed 1d610c63061ce629398a57c7564f541b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.077720ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076717/publication.md
observed b278649207e776aeb2c3ea161c9158a9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:29.059009ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076717/publication.txt
observed e2eee8618b3e10fa9e18760a30c950a1...
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.