OpenTechnical

OT-2026-000043839

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, two stage ejector, manifold 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-2026-000043839) never changes.

Identity and time

Publication numberOT-2026-000043839 · never reused
Internal UUID01a0ae7b-d677-7236-8f55-167308655649 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:29:06.584190Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000043839
StatusPUBLIC

Content hashes

Canonical textd8000b5d949701e865a34f16d2fe294e53cc065b9f64e8bf58931a9a428e35cf
Markdownbc0ca419b394bd087d08f650a277ff3188757c73850c255e0e30cbb6f6b3d7e2
PDF
Publication pagedce483cbc82046117ffc27ec2585b68c418ded2acb57994d6eb728c796b0e494
Manifest0b71efbfde60ebe77c76f22bd6ce5c024c85a932b4f0ef2526413896420b9dd8

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
SignaturedbjrH0uzdx3UPEEpxT0J62NWPr/tLCO/XOeAx0t8jbRi2oNAzsmV6G1EFSVluYFdCR3EUqExjrcCr0tdf7k1Dw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:12:09.251785ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043839
observed dce483cbc82046117ffc27ec2585b68c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.234257ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043839/manifest.json
observed 0b71efbfde60ebe77c76f22bd6ce5c02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.215585ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043839/publication.md
observed bc0ca419b394bd087d08f650a277ff31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:12:09.196764ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000043839/publication.txt
observed d8000b5d949701e865a34f16d2fe294e...
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.