OpenTechnical

OT-2026-000037108

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, pump fed, manifold pressure sensor, 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-2026-000037108) never changes.

Identity and time

Publication numberOT-2026-000037108 · never reused
Internal UUID01a0ae77-7740-738e-a9bc-92bfda40b42c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:20.049316Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037108
StatusPUBLIC

Content hashes

Canonical text27c4d5a3ade8da21476d9fac8e88ab49331ed6c83ae6de6d8eb14d5f5406000c
Markdown59eadaf06c0667321bb537972c776ee59f6a93a5ff88c63e79af15abd0939104
PDF
Publication page92dc9a2e233a53e3389be85d20157b18ea09abac05bc476efa40ad0e6e73e245
Manifest34f3c39e9640d211ee2f9c210f86607b7f4600dcd46db510d0b5173416c6c336

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
SignatureO4jt3oSrESqkwaw/B38eP5ryqgRO0uBS6f2peQZ0+KYzNXXX3VWg0AzbUVviTFVSM/8rxSXMNML5P5uRRZQNBg==
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

2026-09-17T11:24:58.631578ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037108
observed 92dc9a2e233a53e3389be85d20157b18...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.614920ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037108/manifest.json
observed 34f3c39e9640d211ee2f9c210f86607b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.599113ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037108/publication.md
observed 59eadaf06c0667321bb537972c776ee5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:58.581525ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037108/publication.txt
observed 27c4d5a3ade8da21476d9fac8e88ab49...
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.