OpenTechnical

OT-2026-000055375

Publication integrity record

Three bellows cup vacuum gripper, three zone face, common isolation valve, single stage ejector, supply line pressure sensor, pulsed 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-2026-000055375) never changes.

Identity and time

Publication numberOT-2026-000055375 · never reused
Internal UUID01a0ae86-a101-77cb-8057-deaa83d2bf97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055375
StatusPUBLIC

Content hashes

Canonical text102acc91a36f1b4ec797f363f82fd81a3b23947ba0423557258dca55ade65076
Markdownebcaee1d01a024390c53dfae578898dd7cf91632aadf77f473e96469d8e036b8
PDF
Publication paged684a2db88c604f76320eecbac0290cad360ea2fecc220be55bdd4aea248e4b0
Manifest5937a4f90e7f2be335310ce12ea56e14503384823091aaa8347e98ab5decf503

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
SignatureVBfanO9hGu8oCB02wug8J0BWT5n6Lvg1E+QU/bT+6rYDgPPN+6owoX1Lf0BgPEmYVO5C6SHlO2zcU1SAU3keDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:52:00.426823ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055375
observed d684a2db88c604f76320eecbac0290ca...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.408066ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055375/manifest.json
observed 5937a4f90e7f2be335310ce12ea56e14...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.389311ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055375/publication.md
observed ebcaee1d01a024390c53dfae578898dd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:00.370283ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055375/publication.txt
observed 102acc91a36f1b4ec797f363f82fd81a...
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.