OpenTechnical

OT-2026-000025328

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, 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-2026-000025328) never changes.

Identity and time

Publication numberOT-2026-000025328 · never reused
Internal UUID01a0ae71-5fa7-7a99-9357-0417b60ef367 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:17:40.790954Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000025328
StatusPUBLIC

Content hashes

Canonical text791b98d87649b2bec09c67788a2712a00ede78cf0550fab874a02c1edb4d1321
Markdownc3e14de05c91ee10007ccbbfda5579e10243ae1cfa62ab4e7967e83960120286
PDF
Publication paged08ff57d95e88ca68b17ae5ea7f30bcd691b6e4d12b371e36caa109373b7f95f
Manifestc4f5d48d1ead9872336412b5bbf571a56ab3798b3da9ce2ae85ccbcceb1aac8d

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
Signaturehn+hsDOPMRzFSyY1BXZVVteuqovuKyFhfOOCzKJJHGh/0S8q5jk6Rh67oYwTMYMtL0heVlfvtL5wXWIDUZuyCA==
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

2026-09-17T11:47:21.165185ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025328
observed d08ff57d95e88ca68b17ae5ea7f30bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:21.133421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025328/manifest.json
observed c4f5d48d1ead9872336412b5bbf571a5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:21.113763ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025328/publication.md
observed c3e14de05c91ee10007ccbbfda5579e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:47:21.063560ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025328/publication.txt
observed 791b98d87649b2bec09c67788a2712a0...
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.