OpenTechnical

OT-2026-000057591

Publication integrity record

Foam pad vacuum gripper, two zone face, four outlet manifold, two stage ejector, supply line pressure sensor, pulsed blow-off before 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-2026-000057591) never changes.

Identity and time

Publication numberOT-2026-000057591 · never reused
Internal UUID01a0ae88-2693-7ae1-8a22-4973291805c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:33.513637Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057591
StatusPUBLIC

Content hashes

Canonical textc511153c01e79cf1cea850900fe371aba85de6b576c7d99f436bd4e0b8f2413d
Markdown05c7c423e22048e48a0217dabf95c04a9e8bf0aaf215c205b34d59db2917d34c
PDF
Publication pageb9df0d8d8d81dae9c4f9b2a8cc21664e08dbcb7ac16471984aa03bc6f45b6272
Manifeste396667608c18a5d27b51c37995db6b909fa39313997d0f46070c80a60fc8fa1

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
SignatureX8SYgKg9xkf6Z3QUeIg+JZPNV3XKaqYiekvwpWmvE//qET1mI5di44DHfeIAhU52NHTca61AV6/gz7HUG/3WDQ==
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

2026-09-17T10:48:08.441885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057591
observed b9df0d8d8d81dae9c4f9b2a8cc21664e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.424154ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057591/manifest.json
observed e396667608c18a5d27b51c37995db6b9...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.406021ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057591/publication.md
observed 05c7c423e22048e48a0217dabf95c04a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:08.388011ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057591/publication.txt
observed c511153c01e79cf1cea850900fe371ab...
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.