OpenTechnical

OT-2026-000009534

Publication integrity record

Four cup vacuum gripper, four zone face, per zone isolation, plant vacuum fed, pulsed 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-2026-000009534) never changes.

Identity and time

Publication numberOT-2026-000009534 · never reused
Internal UUID01a0ae6b-7562-7e46-9d63-9aed1ddbeb8b · 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-2026-000009534
StatusPUBLIC

Content hashes

Canonical textfaf32ab3f80b1dae23228b6bc84c3679f5eeb816d7d020cc31f6080077ef0005
Markdown22355c5f3f8063b6e84580a685dccdee0d74c35982fc4385a59b7bc1b24fbd09
PDF
Publication page035060363057a5fd111b115cf5bc3b24748363343f50c002d3696a592d4a43b3
Manifest2dbe2e143155b6de4a04be58b5a79e0565dd2d6ac68f8b268d461d56aa8a7ef3

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
SignatureG3jgZkaewYbABZkcYNbBGeJebLVVgXoOVASauPLHQX+gSqg87Iin6ysGkzODJgpP6wF3M1TfSTBK9DtqCfVtDQ==
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

2026-09-17T12:16:57.216455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009534
observed 035060363057a5fd111b115cf5bc3b24...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.198272ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009534/manifest.json
observed 2dbe2e143155b6de4a04be58b5a79e05...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.179807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009534/publication.md
observed 22355c5f3f8063b6e84580a685dccdee...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:57.160700ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009534/publication.txt
observed faf32ab3f80b1dae23228b6bc84c3679...
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.