OpenTechnical

OT-2026-000061635

Publication integrity record

Two cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, 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-2026-000061635) never changes.

Identity and time

Publication numberOT-2026-000061635 · never reused
Internal UUID01a0ae8b-7b45-76b3-b6fe-27a6316f976a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061635
StatusPUBLIC

Content hashes

Canonical textf6c649893ba07057f40f8321dd6a2a0647f7086cc2c52a5af48ec9f1962daa24
Markdownba33e51a52df115c957ac6899b443d2bc46423f0875adaa09bf0427c7622b244
PDF
Publication page691e4ec2f8b1aaeca59eecc81dee13c8fab9abe55f359128202079b1f1f55471
Manifest6a932c40a46b3adc2ed252403b8eede687c19d05590edd997c66e344f12c3cca

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
SignatureLUefuDzrLABFqMQQpuxD5junsbJx5n1m99k/ngVC6hdqhNpg1DHCT+354g2vrO4U0cLGMCShdNdnKNNskdwFDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:41:34.435212ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061635
observed 691e4ec2f8b1aaeca59eecc81dee13c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.415338ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061635/manifest.json
observed 6a932c40a46b3adc2ed252403b8eede6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.396929ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061635/publication.md
observed ba33e51a52df115c957ac6899b443d2b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:34.377831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061635/publication.txt
observed f6c649893ba07057f40f8321dd6a2a06...
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.