OpenTechnical

OT-2026-000098970

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, plant vacuum fed, manifold 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-2026-000098970) never changes.

Identity and time

Publication numberOT-2026-000098970 · never reused
Internal UUID01a0aea2-8286-72f5-a6b4-e55dbe970fcb · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:11:20.980080Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000098970
StatusPUBLIC

Content hashes

Canonical textc27f30fd7a9be5c80f780a8b542cad0b12b96c6358e47a09d9b91dadde7bb783
Markdown58ca40576814a827cd8500d6402f25dd170eb1f091d4b12fd1e737d8c78df6c7
PDF
Publication page3556ce78a7b72f9c3f06832c1759139cca145b05204fd2f8607f80b59239a01d
Manifest11b868362a0b5416f1e8e49ab7d03ff235cddc442163c3907abcfa5397a2adf2

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
SignatureItAuOMYGSN4EoOfiYVq6K/arNI2JGLrWzwyE5UUlnsjorNhadnpu8DXSf4CmcDdR+91ljvTFe2G9IhM9qXehAQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:30:02.827043ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098970
observed 3556ce78a7b72f9c3f06832c1759139c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.809962ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098970/manifest.json
observed 11b868362a0b5416f1e8e49ab7d03ff2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.794282ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098970/publication.md
observed 58ca40576814a827cd8500d6402f25dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:30:02.775128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000098970/publication.txt
observed c27f30fd7a9be5c80f780a8b542cad0b...
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.