OpenTechnical

OT-2026-000009124

Publication integrity record

Three cup vacuum gripper, three outlet manifold, two stage ejector, pulsed blow-off after 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-2026-000009124) never changes.

Identity and time

Publication numberOT-2026-000009124 · never reused
Internal UUID01a0ae6b-31b9-7e80-a143-e682e73d7a33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:10:55.823363Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009124
StatusPUBLIC

Content hashes

Canonical textb2f400af75b039c3d22c07b3252521a0a0c8ca1692598804cb7bd7fe10d29ab6
Markdownd2fa478e4b11053361c1721076a5f9d3245c1e48bc5c30fc3e0182f348d03d32
PDF
Publication pagec4b4d67260c921a6b1a876d45823e97ef6af7271912a83635b33b9863e44790c
Manifestc84070019f0a7ea91f3fe0962549989bc1cd9200751363fd7790906d680ca3ec

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
SignaturevvfF/GlNBUvB9xDKiDd4qSF4B2BkZ6iYfz6pjaHcBZnKG4rNmFZHqL2QiwHBGZw+Ubqpv67DtaoQQcvuzch+AQ==
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

2026-09-17T12:17:48.809648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009124
observed c4b4d67260c921a6b1a876d45823e97e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.790555ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009124/manifest.json
observed c84070019f0a7ea91f3fe0962549989b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.772492ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009124/publication.md
observed d2fa478e4b11053361c1721076a5f9d3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:48.750643ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009124/publication.txt
observed b2f400af75b039c3d22c07b3252521a0...
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.