OpenTechnical

OT-2026-000025120

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single stage ejector, manifold 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-2026-000025120) never changes.

Identity and time

Publication numberOT-2026-000025120 · never reused
Internal UUID01a0ae71-5fa5-7343-9587-21497508e47c · 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-2026-000025120
StatusPUBLIC

Content hashes

Canonical text56c24c5e8536e4c9529a34f6e6438e564660897e243f39d662014a6cede98add
Markdowne7152379885c2cde938a4a08f68811cae1beaa72cfa3dbcf26711fd093925720
PDF
Publication pageb33c1d502e32f0f08827a9f1684881733264bce09502401096dd32d7f03fbb5b
Manifest57ab60cc90bdaa56df17f0fa59ba35ba50d7282f4e8b6e89e14a0062e5500e0a

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
SignatureHidlLxVO5Ys++O6K0I8JDv6rCS52bQgJUSRIQFLUGRMoGRF9tl5sjm8KgshUqZ/woGTwZYgsHcdZ8wENZulBBg==
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

2026-09-17T11:46:59.804480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025120
observed b33c1d502e32f0f08827a9f168488173...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.784156ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025120/manifest.json
observed 57ab60cc90bdaa56df17f0fa59ba35ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.767643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025120/publication.md
observed e7152379885c2cde938a4a08f68811ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:46:59.748374ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000025120/publication.txt
observed 56c24c5e8536e4c9529a34f6e6438e56...
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.