OpenTechnical

OT-2026-000093248

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, pump fed, supply line pressure sensor, sustained blow-off before set-down, on a tool changer

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-2026-000093248) never changes.

Identity and time

Publication numberOT-2026-000093248 · never reused
Internal UUID01a0ae9e-0911-760c-959b-a5fc2a055a7e · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:06:27.740822Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000093248
StatusPUBLIC

Content hashes

Canonical text66e52ac35113a5661d809d8af38c881c6a1ed092ec0d8d16d0aa534f4bf8670f
Markdown5b686315dda3e75e30661b206d21d517dea3a9f053be6e9505209491fc75a993
PDF
Publication pageb27d06254547b16af01be509d03722f5c9f66a7853db9b30f208940c1b1d0695
Manifest1e6d3f1e87d155b0332e4d1c9a15df85fa5f0fcfbdf0eeca6a9ee7dddac3447a

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
SignaturemZyk/ePBr9WK5cmullsdTK669yRHjpGhXGyfV802/i5itpEVuQ+mAAbS2XV/qTABNs8JS4alB7IWoVEnnaMtAg==
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

2026-09-17T09:40:36.371034ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093248
observed b27d06254547b16af01be509d03722f5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.351465ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093248/manifest.json
observed 1e6d3f1e87d155b0332e4d1c9a15df85...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.331487ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093248/publication.md
observed 5b686315dda3e75e30661b206d21d517...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:40:36.061426ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000093248/publication.txt
observed 66e52ac35113a5661d809d8af38c881c...
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.