OpenTechnical

OT-2026-000056811

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, three 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-2026-000056811) never changes.

Identity and time

Publication numberOT-2026-000056811 · never reused
Internal UUID01a0ae87-7af7-7470-94b1-5fdc7927d28c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056811
StatusPUBLIC

Content hashes

Canonical textdf677cf018ddb24c9282cb294063fdb41ed572efb6d8a52b20d0bd1b9e517ed5
Markdown0d082c2376f4e9dd5f997959d4508a0b8dc89e77bf50d1f9f7a0a73c2e007f41
PDF
Publication page56da0d5565e578e1cd79b7c44b9940af675aa6aed65fdc34d0bc567bdfcb2f7d
Manifest95bebfb4489e184282ebdb48c7c3b7c4f8c8e02c62a67deb13329dbbac3420b1

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
SignatureXfJjk5bwg48Dx77iWKJLnG3xaGjNw20p0KIGDQOYJQ+RkQDUwvFzk/bc9gt4uKXtk/y+uBrGpQ+Tb4xy6R0XDg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:50:17.909468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056811
observed 56da0d5565e578e1cd79b7c44b9940af...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.894328ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056811/manifest.json
observed 95bebfb4489e184282ebdb48c7c3b7c4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.877598ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056811/publication.md
observed 0d082c2376f4e9dd5f997959d4508a0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:17.853092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056811/publication.txt
observed df677cf018ddb24c9282cb294063fdb4...
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.