OpenTechnical

OT-2026-000040323

Publication integrity record

Two bellows cup vacuum gripper, two zone face, six outlet manifold, pump fed, supply line pressure sensor, pulsed 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-2026-000040323) never changes.

Identity and time

Publication numberOT-2026-000040323 · never reused
Internal UUID01a0ae79-2700-7a5a-a93f-78afa7759b45 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:26:10.588850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000040323
StatusPUBLIC

Content hashes

Canonical text8a87ae0c4b8f819092640ae724472d9824b2fc039adfc5ee673702e8ef8c0ab4
Markdown45d2c49ded07aabc1310d5390a84db6bb82ffd4822c3fa32fdc22aa028f77693
PDF
Publication page28bb772ba0cae547d76b143fcd5f483509dab491049a9b914b783760ece55778
Manifest657f2097b26d79e61551200daeaa7749a9670b36f112921e25cec9f63b1d6c63

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
SignatureT30rFwdrmWRFSvW4Iwe3ERCNiIEmb27apWwzf7Fxmos6SUf+/io+PRoTaQDj2J5Gr4arsz2GWmihGq6HBXPNAw==
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

2026-09-17T11:19:19.549345ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040323
observed 28bb772ba0cae547d76b143fcd5f4835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.532126ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040323/manifest.json
observed 657f2097b26d79e61551200daeaa7749...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.515119ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040323/publication.md
observed 45d2c49ded07aabc1310d5390a84db6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:19:19.498518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000040323/publication.txt
observed 8a87ae0c4b8f819092640ae724472d98...
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.