OpenTechnical

OT-2026-000048244

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two 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-2026-000048244) never changes.

Identity and time

Publication numberOT-2026-000048244 · never reused
Internal UUID01a0ae80-4de3-7da2-87e6-c464f97338de · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:59.290761Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048244
StatusPUBLIC

Content hashes

Canonical textfd29e4ba2c858473cd1a64d9af1d5100c11a4d31746c353c1045391c70434452
Markdownd252bc47c63542e6b9c877239b860f71bc1f20104b62f844afdda885e37f685d
PDF
Publication page9f841da561ddec61e45ff98cc0c82f56106278168787d0076641e3bbcc36fceb
Manifest828c1a86ba24b68def0c6e7ac1e296634800e309ccf05e4c8050125a620e2027

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
SignatureYKWv1lw6KLRaGvqva7hnyOameVeosU2VQS3GN2M0gIl3vCVBS49cbgXYGIftLhAvv9+Thi8aAqeD2yqQfUHgDQ==
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

2026-09-17T11:04:48.457999ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048244
observed 9f841da561ddec61e45ff98cc0c82f56...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.437011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048244/manifest.json
observed 828c1a86ba24b68def0c6e7ac1e29663...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.386128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048244/publication.md
observed d252bc47c63542e6b9c877239b860f71...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:04:48.335858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048244/publication.txt
observed fd29e4ba2c858473cd1a64d9af1d5100...
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.