OpenTechnical

OT-2026-000037657

Publication integrity record

Three cup vacuum gripper, three outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off after 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-2026-000037657) never changes.

Identity and time

Publication numberOT-2026-000037657 · never reused
Internal UUID01a0ae77-b8cf-75e5-baf1-7e2c96aab9d1 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:36.831192Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037657
StatusPUBLIC

Content hashes

Canonical text9f59264e190e9467772caadf97f7dc8f76ada0481aec307adde40af09d0389f0
Markdownb52137137ee79e851b9c5de1bdd9e77b2f5248777261860be72773547d991c62
PDF
Publication page2346a76bbf1a44fe295ae13dfd48caf6c5027bbc2b16e3772ed32cf9e5092e2d
Manifesta0c6d7a3b5c0dc2c48c75474d5aa1e3f6c498af2b382d0301b4d044dacd7240d

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
SignatureeBv5xkLs0wqmicc+Ro6dIEnbLp1U9HLShuAe13NoYVJvnYkoHJVWvN7lobB3XSp8PrDFctUSu4QqY+SyWDfGAg==
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

2026-09-17T11:24:13.855135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037657
observed 2346a76bbf1a44fe295ae13dfd48caf6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.836536ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037657/manifest.json
observed a0c6d7a3b5c0dc2c48c75474d5aa1e3f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.817299ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037657/publication.md
observed b52137137ee79e851b9c5de1bdd9e77b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:24:13.798323ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037657/publication.txt
observed 9f59264e190e9467772caadf97f7dc8f...
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.