OpenTechnical

OT-2026-000059935

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed blow-off before set-down, on a tool changer

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-2026-000059935) never changes.

Identity and time

Publication numberOT-2026-000059935 · never reused
Internal UUID01a0ae89-ec26-7f82-a675-dd5828078e7d · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059935
StatusPUBLIC

Content hashes

Canonical text30de3b85b6d8e93d7103eb761b9f34a547e23847c5d72699dd5a7fc17da3febb
Markdown4fcb7cfa826574ad83b1de56838107279500dc2bbb6bb9acfd93b2acc0fdd88c
PDF
Publication page8555a610543759083ecd832f5cb44d007dd9aed82109536679e59fb3865d6059
Manifest22421c5ec3c68c2f24da77d1f0b33c60908c5c0ee92fc271ebc303c8554103ca

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
Signature0DnUur+OTMdNQOffB83jRIbrZ0ahyjq4782bD7afi5fEhNMitTxS/EXiG59yUZTJsCelIgTvd4lv9v/ZviYNDw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:44:42.564211ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059935
observed 8555a610543759083ecd832f5cb44d00...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.545703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059935/manifest.json
observed 22421c5ec3c68c2f24da77d1f0b33c60...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.527532ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059935/publication.md
observed 4fcb7cfa826574ad83b1de5683810727...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:42.509671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059935/publication.txt
observed 30de3b85b6d8e93d7103eb761b9f34a5...
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.