OpenTechnical

OT-2026-000056655

Publication integrity record

Two bellows cup vacuum gripper, two zone face, three outlet manifold, two stage ejector, 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-2026-000056655) never changes.

Identity and time

Publication numberOT-2026-000056655 · never reused
Internal UUID01a0ae87-7af6-7628-8490-ce5cb055c459 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056655
StatusPUBLIC

Content hashes

Canonical text020721bd6f8ea9412144ec4bb2d2cd7d82acde6f5672ffa5348bf9d5b8695ff6
Markdowna032e869b6e19afcd256f8f665736d07462cb0e240ae06619a137774530629a2
PDF
Publication pagee0efeb0ef5650a850da9d8e030d9647d5f20d748761ea9b42e1c09883a2f40e0
Manifest1758d82476e546164c816d8d6f545ef08aaad16c9269faf1da0546c88c192ff6

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
SignaturelwYMxmC39gWlvip1ssBNJC7ALQmK561y70SlenW+MhtOos8ciZAeFheK9WBYyaosNi1zT7CxjeHBew2QJB55Bw==
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

2026-09-17T10:50:01.230463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056655
observed e0efeb0ef5650a850da9d8e030d9647d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.211556ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056655/manifest.json
observed 1758d82476e546164c816d8d6f545ef0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.192059ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056655/publication.md
observed a032e869b6e19afcd256f8f665736d07...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:01.174503ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056655/publication.txt
observed 020721bd6f8ea9412144ec4bb2d2cd7d...
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.