OpenTechnical

OT-2026-000054119

Publication integrity record

Three bellows cup vacuum gripper, three zone face, per zone isolation, 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-2026-000054119) never changes.

Identity and time

Publication numberOT-2026-000054119 · never reused
Internal UUID01a0ae85-b3a8-7f7d-9836-1abf9e14a2af · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054119
StatusPUBLIC

Content hashes

Canonical text7e9892a1ca74042ad4afb3af0cad8e30826dbe60b937d864fd8514104a9e3eec
Markdown70e5d57ab891cb65c77aca9ea5e8805e5564996648686b143800676904200296
PDF
Publication pagec83b609b0dc52b897b0eaebb48297bc8dc88a374b6033a2c4aed3e75c5af4009
Manifest55b2bfebfca095e5d86bbf98253acef39ac27b440565ebd5181f4eaefe80a2fc

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
SignatureUR7nXfh9JwpDsOVWURZnby4JkEb/Vv+ejZjwZljDgz400F8/oGDpGRRsHQPbrg6E57MJpj4ZlFLI+HYYiMLnDA==
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

2026-09-17T10:54:31.051698ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054119
observed c83b609b0dc52b897b0eaebb48297bc8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:31.035000ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054119/manifest.json
observed 55b2bfebfca095e5d86bbf98253acef3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:31.012382ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054119/publication.md
observed 70e5d57ab891cb65c77aca9ea5e8805e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:30.993227ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054119/publication.txt
observed 7e9892a1ca74042ad4afb3af0cad8e30...
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.