OpenTechnical

OT-2026-000066488

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, manifold 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-2026-000066488) never changes.

Identity and time

Publication numberOT-2026-000066488 · never reused
Internal UUID01a0ae8e-ce41-7a95-90b1-535c7cbbce90 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066488
StatusPUBLIC

Content hashes

Canonical text25293bd563727b205d9e795a9c405d67b31e66cecb6ec4cd23c7e8a697285f41
Markdownd2367ab4cdbcd827ff8ed0aeb389870b730af4e8e21a4c51472152cd06cee6ad
PDF
Publication page243d6aa62557b88030821afc846329811222e683d4d1233f6a57293e6a68dc05
Manifest26da6fe48a137feb25152f10941a3813a1bb90b64e888182ad75a7f545f1817e

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
SignatureSlwLLrHSoEsyONPNqY9qg339p9IE/rWuyHDH/K47Hukv4PggbBnKwSROCIeK8LOKKV1c9R/Cs/hgV1+9njDfCA==
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

2026-09-17T10:32:44.660317ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066488
observed 243d6aa62557b88030821afc84632981...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.643082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066488/manifest.json
observed 26da6fe48a137feb25152f10941a3813...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.626806ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066488/publication.md
observed d2367ab4cdbcd827ff8ed0aeb389870b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:44.609335ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066488/publication.txt
observed 25293bd563727b205d9e795a9c405d67...
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.