OpenTechnical

OT-2026-000079509

Publication integrity record

Three bellows cup vacuum gripper, three zone face, two stage ejector, 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-2026-000079509) never changes.

Identity and time

Publication numberOT-2026-000079509 · never reused
Internal UUID01a0ae96-0b91-792d-b0d3-acfdb98b4422 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:44.101434Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000079509
StatusPUBLIC

Content hashes

Canonical textd57cf3fe2fdbf92cd4ccc3c08e5f76471e27862783b784c6b6fb282a257a8014
Markdown8795b60ad1e98034ab3a3ce19fc87db51762b23f9a1893ac6d5c4efea9227b19
PDF
Publication pagef40467dd3325ef4dfa4ec6d7a1d9f5aee4956dd5ec81b128309e112593ed1054
Manifest73744422ea4770d681e0b9b18f9f4ea1f8ee41cabbc4bc18310d8c575bfb4bd0

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
Signature8GrrVly1k+L03pD88WPkaqLs+t/pr8M7SeZzLy/9r71Yzgh8i0/9tA5M0AQvuOEP4Ke5jlgOuLhulKjBogzODg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:05:08.871889ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079509
observed f40467dd3325ef4dfa4ec6d7a1d9f5ae...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:08.851982ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079509/manifest.json
observed 73744422ea4770d681e0b9b18f9f4ea1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:08.831883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079509/publication.md
observed 8795b60ad1e98034ab3a3ce19fc87db5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:08.814269ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000079509/publication.txt
observed d57cf3fe2fdbf92cd4ccc3c08e5f7647...
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.