OpenTechnical

OT-2026-000079211

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, three stage ejector, pressure sensor per zone, 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-2026-000079211) never changes.

Identity and time

Publication numberOT-2026-000079211 · never reused
Internal UUID01a0ae96-0b8f-7f24-8ec5-101d19691c44 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079211
StatusPUBLIC

Content hashes

Canonical text25fd4eda3b3a03339b89c434e57313e3ea9786782cd496de8b9851ca0b0fb5e2
Markdown2229c50fcb607a8899d8366c3f673c1324b58020e814f8a3826b5e217ffb7b4f
PDF
Publication page77dbf21e80f4cdf6a7beffdc82b07cc710cac07db7ef57e48059c128b4386d41
Manifest31b629e8df8b523a38ee0224e9f4180def38819cdbb27ff1c355a4462a0f1b31

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
SignaturencFWj5s+09dCE+iZ1p7hanA+mJ3I3ED33oD04o08mZOKCCchSg4h4piKZhBTMaR5D8MpxoAbVmSfun8EINQlCQ==
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

2026-09-17T10:04:48.178429ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079211
observed 77dbf21e80f4cdf6a7beffdc82b07cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.161709ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079211/manifest.json
observed 31b629e8df8b523a38ee0224e9f4180d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.143454ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079211/publication.md
observed 2229c50fcb607a8899d8366c3f673c13...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:04:48.126964ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079211/publication.txt
observed 25fd4eda3b3a03339b89c434e57313e3...
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.