OpenTechnical

OT-2026-000064892

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000064892) never changes.

Identity and time

Publication numberOT-2026-000064892 · never reused
Internal UUID01a0ae8d-debd-723e-b76e-a38ccb29eac2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:48:48.495161Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000064892
StatusPUBLIC

Content hashes

Canonical text7e2210ffedf047159ef84e023931d64b5617a1c16b01320961bd9472b57a7b61
Markdown25620fed90f1d5f0c742a9c9973488a21d8dd270cbc4f5c949e5e4d37b442233
PDF
Publication page296d921dc2e2ce162e1423f25a0772c0e14eea51867f925bf3fea8a01f6ed73b
Manifestce0a915d183bc607bd0655d9662ce1284cbc7e86e31861864de59572466354c7

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
Signature2U4Y6SYmDHHXD4rdEn0UyoJDz6N7s2p7ZVJ601hpa4Y2X6KJ2nCpZuGb0wlZFU/9WXMJGYOChNNoawZ6gVSWBA==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:35:49.213700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064892
observed 296d921dc2e2ce162e1423f25a0772c0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.181787ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064892/manifest.json
observed ce0a915d183bc607bd0655d9662ce128...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.163425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064892/publication.md
observed 25620fed90f1d5f0c742a9c9973488a2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:35:49.130174ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000064892/publication.txt
observed 7e2210ffedf047159ef84e023931d64b...
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.