OpenTechnical

OT-2026-000088427

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, plant vacuum fed, supply line pressure sensor, 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-2026-000088427) never changes.

Identity and time

Publication numberOT-2026-000088427 · never reused
Internal UUID01a0ae9b-5d27-7f78-b254-6a972b73982c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:03:32.662646Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000088427
StatusPUBLIC

Content hashes

Canonical textbcb2a6992cb2961d3369feaccea770a94824458fd88fd040aa650794740fb868
Markdown1bb743e2e29d0df90c658c3df2013e156c7b66fe16554175e57df8d8655f5505
PDF
Publication page9f4e77b5a5e7041b745e5a4d83b3fe402fc19eb95c3f5398ec2c61f82f3b92e6
Manifest18e19e42da277151842e300339a2ef97bd2599969841f947658f6c2ea97f08e0

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
SignaturekIaxdwD8YkeI7oo0gjijR7LyCoMSMKpkkr3iExHQYX7tdJwKzewE2NS/odHO7ZKbQhQrGJALn47LZ9ANcvPEBA==
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

2026-09-17T09:48:47.831149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088427
observed 9f4e77b5a5e7041b745e5a4d83b3fe40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:47.811963ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088427/manifest.json
observed 18e19e42da277151842e300339a2ef97...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:47.793605ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088427/publication.md
observed 1bb743e2e29d0df90c658c3df2013e15...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:48:47.776029ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000088427/publication.txt
observed bcb2a6992cb2961d3369feaccea770a9...
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.