OpenTechnical

OT-2026-000008594

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, plant vacuum 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-2026-000008594) never changes.

Identity and time

Publication numberOT-2026-000008594 · never reused
Internal UUID01a0ae6a-e46b-7d37-b8a0-00d5432f3851 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:36.030441Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000008594
StatusPUBLIC

Content hashes

Canonical text3f4e8e4eb7853911a9f8f55bf4e228ca4c6bcfb1235cd8207bb554bdb88e58e3
Markdown2f08d1c9a15cd1ca9268acfd0b99bd6ee2cc8f2aeaff133ed68889acfaae4a72
PDF
Publication pageb1a0f77da797c987d2b3fe657a59880d1825cb0704511e2804fcb5fbc1178a9b
Manifest03165f79ed97fdf122ac345228f4674c24332a19c58d36b6f8fca6041fa05b38

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
SignatureUB9oodgQDlg6ApN/Kbdrw9XScLMWe7TZcc22y8DCXRzucMd4v8FuBWynP1GV+mSa/Uun4NnmPKOPaxXPVHK9Bw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:18:32.689478ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008594
observed b1a0f77da797c987d2b3fe657a59880d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.668082ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008594/manifest.json
observed 03165f79ed97fdf122ac345228f4674c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.647378ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008594/publication.md
observed 2f08d1c9a15cd1ca9268acfd0b99bd6e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:18:32.627575ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000008594/publication.txt
observed 3f4e8e4eb7853911a9f8f55bf4e228ca...
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.