OpenTechnical

OT-2026-000035188

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, single stage ejector, supply line pressure sensor, sustained 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-2026-000035188) never changes.

Identity and time

Publication numberOT-2026-000035188 · never reused
Internal UUID01a0ae76-6a1e-78cd-ae48-9a469bef83b2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035188
StatusPUBLIC

Content hashes

Canonical text2b84390039bb904a5509a2b3806f5d03189040b8e3f399a61cf73b1942f9dd89
Markdown0df732816abe7d9685c891c6e88feeae38062b8c9882caa1883666f5b776d18f
PDF
Publication pagefc9bd7733dbd32b1857e04bf6a920eedbe7bcb344e61d52cc419e1df2d35477d
Manifesteaa1e50a311d41a5412f975eff8c513fe515dfaa950c3cb49e64d4e0b8df1828

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
SignaturejlRsKzVcgFc00BQ505F24W0QzDFwXMfdhET5lloHjKuPGcQtPZPET/z4MVy53iK2g2aXzqWyOEzSJdlKpXE7DQ==
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

2026-09-17T11:28:18.562208ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035188
observed fc9bd7733dbd32b1857e04bf6a920eed...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:18.545376ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035188/manifest.json
observed eaa1e50a311d41a5412f975eff8c513f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:18.526771ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035188/publication.md
observed 0df732816abe7d9685c891c6e88feeae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:18.500782ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035188/publication.txt
observed 2b84390039bb904a5509a2b3806f5d03...
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.