OpenTechnical

OT-2026-000075862

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented 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-2026-000075862) never changes.

Identity and time

Publication numberOT-2026-000075862 · never reused
Internal UUID01a0ae94-29fe-7004-8878-18fd8b0f0cf5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:40.814795Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000075862
StatusPUBLIC

Content hashes

Canonical text0e5d0de89e41c4014c0770b6f59804b9770596a9d95aa52b423ab1a2b220bd21
Markdownbd12ee61ab8bb72722a76310834a40b4d23afff549ac14748028b726f61da17f
PDF
Publication page33be30bc16dbc12bf4a3f2c0eadc68bb03c7cd3b3caf65a255a683cfc1b6d285
Manifestd960db47f73f06b44a10234ef67b8823480cc2b85cd2f784ef9946a54d0615e3

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
Signature+4F7+ds719RQegfp3aYEblJB1HTtyTV7EG4s9kMOKpr+pKkk7bBP3yAsNVxL5R719x3wGoDGfdbvFHBDt/9LDw==
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

2026-09-17T10:14:36.040670ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075862
observed 33be30bc16dbc12bf4a3f2c0eadc68bb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:36.022280ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075862/manifest.json
observed d960db47f73f06b44a10234ef67b8823...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:36.002096ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075862/publication.md
observed bd12ee61ab8bb72722a76310834a40b4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:14:35.982225ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000075862/publication.txt
observed 0e5d0de89e41c4014c0770b6f59804b9...
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.