OpenTechnical

OT-2026-000035324

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, pump fed, supply line 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-2026-000035324) never changes.

Identity and time

Publication numberOT-2026-000035324 · never reused
Internal UUID01a0ae76-6a1f-751a-952a-ab1b92f73473 · 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-2026-000035324
StatusPUBLIC

Content hashes

Canonical textb5abf48e3f053d1fe0eeba3c07010f69e6041dd9219a7b6f0c94c492eba3d074
Markdown7dea631a3fd66b3f30a86fbd9cb72e35ff1d8a4ddf0f055edea63439c05f8b1b
PDF
Publication page24038c0a7ff0a1c3734f8c932f7497c271aa60d1b46d250c8ed38ac0032cdbb1
Manifestab505d6be6dcd1c829dbd0c573490d2f0dc5d22eb10ad8a040b8441a16829588

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
Signaturea3dLDYlzd7Kx3pCZdWd+kcC0vCAwIZp04KRsHPoWLEOsyt0uO8L0IMyeNvoHK9aC7zi5qP4G/b8B/sK8ue+4DQ==
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

2026-09-17T11:28:29.449826ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035324
observed 24038c0a7ff0a1c3734f8c932f7497c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.433158ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035324/manifest.json
observed ab505d6be6dcd1c829dbd0c573490d2f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.416020ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035324/publication.md
observed 7dea631a3fd66b3f30a86fbd9cb72e35...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:29.399624ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035324/publication.txt
observed b5abf48e3f053d1fe0eeba3c07010f69...
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.