OpenTechnical

OT-2026-000009652

Publication integrity record

Two cup vacuum gripper, two zone face, three outlet manifold, single stage ejector, vented 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-2026-000009652) never changes.

Identity and time

Publication numberOT-2026-000009652 · never reused
Internal UUID01a0ae6b-7563-70aa-ae59-7d4b8bb3398b · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009652
StatusPUBLIC

Content hashes

Canonical text64dec28a156245b3691d37cc21ee7b8eae7284789dccaec6111bc85318797dd4
Markdown471532fa1a808ef131d89a95be682037a0eca5a46a010c45c4182338b9c70351
PDF
Publication page58be877d00c47bcba2e973e16ea746c199d32c67bcbbea8687a1ec2effa62269
Manifest04d9d0eec23aa5479b412c86681c73b759a833717e9740089d47d9a97fda06bc

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
SignaturedFFobskX39IiiFRqKejN2hOk7NCFEClgIdoz5cwpVaJ45OCKtovhlBHaJJDDBJ7JRBXhRYMdmEwzWX9URWg/Bw==
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

2026-09-17T12:17:07.158183ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009652
observed 58be877d00c47bcba2e973e16ea746c1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:07.139200ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009652/manifest.json
observed 04d9d0eec23aa5479b412c86681c73b7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:07.119919ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009652/publication.md
observed 471532fa1a808ef131d89a95be682037...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:17:07.100474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009652/publication.txt
observed 64dec28a156245b3691d37cc21ee7b8e...
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.