OpenTechnical

OT-2026-000035429

Publication integrity record

Three cup vacuum gripper, three outlet manifold, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000035429) never changes.

Identity and time

Publication numberOT-2026-000035429 · never reused
Internal UUID01a0ae76-6a20-7445-88ac-d1843cf5d6a6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035429
StatusPUBLIC

Content hashes

Canonical text2be52df09d3eee9c538460772f4c48c1cfaff9dc5636e54690e10353f98d3470
Markdownc4ad1987e50fdc1ff424f6ce1ba3d84fb28b63ed2cc72c9d85b6803586aa4916
PDF
Publication pagea090241e81d6fe331e02453e2e0ec6bfb306e516c931ee165197fd9b30847d1f
Manifestea694accedae584f15739f9d105db0fcfbef5b72c15905d32732c32faeb57750

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
SignatureD2D/OMcxv4s3acytQmDDXTzizvBiyxBhuXY6rUxV5oLkVAx7s7IayLgiQo2oIi0GkIrK57khUTIeHXvbv/XsAg==
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

2026-09-17T11:28:44.422345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035429
observed a090241e81d6fe331e02453e2e0ec6bf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.405305ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035429/manifest.json
observed ea694accedae584f15739f9d105db0fc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.386828ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035429/publication.md
observed c4ad1987e50fdc1ff424f6ce1ba3d84f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:44.366933ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035429/publication.txt
observed 2be52df09d3eee9c538460772f4c48c1...
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.