OpenTechnical

OT-2026-000061876

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line pressure sensor, sustained 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-2026-000061876) never changes.

Identity and time

Publication numberOT-2026-000061876 · never reused
Internal UUID01a0ae8b-b8ad-7e1a-9418-d7202a9ece42 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061876
StatusPUBLIC

Content hashes

Canonical textd994a607461b9b55647f7238d051671b417a2cccbf044e2663ca48751d8048e5
Markdown32141443ed8f1144fc5d606c731dc470aba6282e49a4aa040549e9b570a11d2d
PDF
Publication page8a3802fd800df589bb692fea43a3c9ebb213f29d445fa547bbe0c7a2ef71a329
Manifest0846bdc61e676933029b463918e0368ae6e53c07c7b526eec91e56e9fe84e857

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
SignaturelP1IGEbUki3vHRWtxRY4y+J2Cbi77rwuUyvaSvw5mqXAh8HJw0pmujC9riBRgXgFKzoSl7j1WVExZWPQxovbAQ==
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...

Independent retrieval

2026-09-17T10:40:44.415425ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061876
observed 8a3802fd800df589bb692fea43a3c9eb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.395952ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061876/manifest.json
observed 0846bdc61e676933029b463918e0368a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.376421ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061876/publication.md
observed 32141443ed8f1144fc5d606c731dc470...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:44.358275ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061876/publication.txt
observed d994a607461b9b55647f7238d051671b...
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.