OpenTechnical

OT-2026-000100586

Publication integrity record

Two cup vacuum gripper, two zone face, two outlet manifold, single stage ejector, pressure sensor per zone, 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-2026-000100586) never changes.

Identity and time

Publication numberOT-2026-000100586 · never reused
Internal UUID01a0aea3-66f2-7dcf-9989-90c22b72aa15 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:19.463543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000100586
StatusPUBLIC

Content hashes

Canonical textd6613121c56469cda89654805bf14e9487dbb0a227a5d6c75061717d46048384
Markdownef8f3c89bcaccd53ef1ab57fdd909f94804370d49d5b324c8b9ec1d53b568a62
PDF
Publication page25d2d221ff0b3efa8d5b310282cb9d69022aea5c33a052efd8fbefbe34019dbe
Manifest0611500411d26708c3e323e02a0b1c903d321019a406134323e25e2ca8d36860

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
SignatureH2HwSg/X1UITiLUGqS6OjzX5XlcuoH9rKxNjiyEjihOct5kaX63uow9HPlUOR97ZJ0IXRqJvpvZaAm57wkCTAg==
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

2026-09-17T09:27:22.296014ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100586
observed 25d2d221ff0b3efa8d5b310282cb9d69...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.279556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100586/manifest.json
observed 0611500411d26708c3e323e02a0b1c90...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.262975ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100586/publication.md
observed ef8f3c89bcaccd53ef1ab57fdd909f94...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:22.246464ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000100586/publication.txt
observed d6613121c56469cda89654805bf14e94...
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.