OpenTechnical

OT-2026-000101317

Publication integrity record

Three cup vacuum gripper, three zone face, six outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000101317) never changes.

Identity and time

Publication numberOT-2026-000101317 · never reused
Internal UUID01a0aea3-c379-7fee-82e6-19a4c52d9d48 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101317
StatusPUBLIC

Content hashes

Canonical text7e5187219218f463f1a128ad78be7b4e3049bdcd7000e2f9121e7887f9336b36
Markdownae14f76b52e9025bc0e6136fe78fe13cf7c0ef25d889372487f069d427a5e922
PDF
Publication page5cc51b732addc0787d4ad0eba41df3c6ad9d0a2273b790903879245030fd36ca
Manifest2b237033e09b9093ad3de31be9633acfe473dbabe585c575eba186c4ba04188e

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
SignatureBvgVhiyg4Enogh3xs8JfceQJeuzR8M0bTfD0xVCIrO3UIocqu8+NuWf6xMANKatH3YtgMWPgLk/dMrGoohIBDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:27:00.317543ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101317
observed 5cc51b732addc0787d4ad0eba41df3c6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.299493ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101317/manifest.json
observed 2b237033e09b9093ad3de31be9633acf...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.282394ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101317/publication.md
observed ae14f76b52e9025bc0e6136fe78fe13c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:27:00.265656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101317/publication.txt
observed 7e5187219218f463f1a128ad78be7b4e...
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.