OpenTechnical

OT-2026-000009786

Publication integrity record

Two bellows cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, pressure sensor per zone, vented 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-2026-000009786) never changes.

Identity and time

Publication numberOT-2026-000009786 · never reused
Internal UUID01a0ae6b-7565-71ad-ae8f-38bf0273f2ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009786
StatusPUBLIC

Content hashes

Canonical text581db5463e1ca102b7de77d8dd8dd7f392c081421fbb575abdd40a1c516c05be
Markdown5a02f304e5cead6047fdc42c8d0357f7324397d827c2555ad7711531d675b0e4
PDF
Publication pagec6e620b3f0662fabedf82121e442f372d922d62301fff6f16b0cf954ab13f0d6
Manifest85b950ca5d496152bbb761a53db5ea43f14086b4c37a323ba766928c0015783f

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
SignatureWBdKypHatff19YecO+YPQOjmJNKdwT1otFzW+oI8Jt6Of32HXDpYQPVk4E+gT2uOo1RyzM1ynA8TYdTuo3gXAA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:17:18.190306ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009786
observed c6e620b3f0662fabedf82121e442f372...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.169659ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009786/manifest.json
observed 85b950ca5d496152bbb761a53db5ea43...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.149902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009786/publication.md
observed 5a02f304e5cead6047fdc42c8d0357f7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:18.131219ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009786/publication.txt
observed 581db5463e1ca102b7de77d8dd8dd7f3...
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.