OpenTechnical

OT-2026-000100603

Publication integrity record

Foam pad vacuum gripper, two zone face, two outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000100603) never changes.

Identity and time

Publication numberOT-2026-000100603 · never reused
Internal UUID01a0aea3-66f2-7606-9f97-ceed99a2dde1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100603
StatusPUBLIC

Content hashes

Canonical text2ea0a45a36b81a623fa6eee1befc07c9b5f5795e0c3193781070965b1a58ba2e
Markdownc8d040cd6f6e01f695ca29c0f64ef5a6bc439626b2a227b7b4b25bca17390573
PDF
Publication pagef8502ab8d4cbca18638f83f5aed06a6e1ed809b72ba9f3f9e62f3d4f267b5236
Manifest6df51dfdd618cea4a3b660bd3b6d06ba180bff5e0bd701a9447ef6ac760d81b6

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
SignatureM31P/yzT6pedkKgpGAZbuuMRKR7GKnXGFeTcHmVPKEzQGLgu0/DjcESJCgXxPRoD8NosfIZFRjDduEDPzzrSAw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:23.621318ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100603
observed f8502ab8d4cbca18638f83f5aed06a6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.603249ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100603/manifest.json
observed 6df51dfdd618cea4a3b660bd3b6d06ba...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.586381ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100603/publication.md
observed c8d040cd6f6e01f695ca29c0f64ef5a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:23.568510ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100603/publication.txt
observed 2ea0a45a36b81a623fa6eee1befc07c9...
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.