OpenTechnical

OT-2026-000035275

Publication integrity record

Two bellows cup vacuum gripper, two zone face, per zone isolation, pump fed, supply line pressure sensor, pulsed blow-off before set-down

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-2026-000035275) never changes.

Identity and time

Publication numberOT-2026-000035275 · never reused
Internal UUID01a0ae76-6a1f-7d0c-a832-485996a58384 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:23:11.150702Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000035275
StatusPUBLIC

Content hashes

Canonical text2f4879690266c204ec21180931d249f6003c9cf3b42bbac4f480a55f52131f7b
Markdown5fd70822e4d3ccc507cf4a59b8c5447180e58463ef06b2d206b8adb589339427
PDF
Publication pageedf46688684c1911ffb3d44d90e84b03eb0943aa0798606c9d37f1b215c568d2
Manifest5ad349711bd7aef277690bb695f03b0bd9166a7a146c76c908dd409bb84afae7

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
SignatureKXdWDRv+a7Qchv5MW+Dudkq3yjPKMeeybCvf4Mb+noRfkLXkL55IztedaI0quek2iDd/CtDYf5Xe09XoSm8KDQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:28:25.514906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035275
observed edf46688684c1911ffb3d44d90e84b03...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.497313ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035275/manifest.json
observed 5ad349711bd7aef277690bb695f03b0b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.480038ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035275/publication.md
observed 5fd70822e4d3ccc507cf4a59b8c54471...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:28:25.462713ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000035275/publication.txt
observed 2f4879690266c204ec21180931d249f6...
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.