OpenTechnical

OT-2026-000017776

Publication integrity record

Four bellows cup vacuum gripper, four outlet manifold, pump fed, supply line pressure sensor, 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-2026-000017776) never changes.

Identity and time

Publication numberOT-2026-000017776 · never reused
Internal UUID01a0ae6e-96fa-7c2a-a7be-59d2a94acd3a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:14:38.350302Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000017776
StatusPUBLIC

Content hashes

Canonical textce667e955b007d82e47ebf0fb2a6bda452a90a9823eff08dd187646250d8082a
Markdownbd24dcceb8d4c81ec15ac5e10d0dab708da8a38741cfdf28f601d06de5280883
PDF
Publication page99c50cdb12387f9d9d4df9e6be3075001c4ff30cc181027c7d23c43d34cad072
Manifest9339aa3ac1b9bab85819a46cfed999d58c34f4e2965ab0ba242c00a18f1d99ac

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
Signatureg17VqFkX+shUN+8MxVjRkiI9XicavvhXwnfmOMtGLXLkoFgp6ktE6Zl4tnFCnVO3gpHi+LP2qsdOQA+ofTycAQ==
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

2026-09-17T12:01:44.131470ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017776
observed 99c50cdb12387f9d9d4df9e6be307500...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.114529ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017776/manifest.json
observed 9339aa3ac1b9bab85819a46cfed999d5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.098103ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017776/publication.md
observed bd24dcceb8d4c81ec15ac5e10d0dab70...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:01:44.081594ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000017776/publication.txt
observed ce667e955b007d82e47ebf0fb2a6bda4...
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.