OpenTechnical

OT-2026-000053855

Publication integrity record

Two cup vacuum gripper, two zone face, per zone isolation, two stage ejector, 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-2026-000053855) never changes.

Identity and time

Publication numberOT-2026-000053855 · never reused
Internal UUID01a0ae85-735e-704a-a5b3-b129db25b0c8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:36.560124Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000053855
StatusPUBLIC

Content hashes

Canonical text673112ee778ad9737206abfbc09f92cbe75592e2c57ec7b4d3ceeb470385a110
Markdown1935cf4c7ea1622a6040e35c7b89d9c784ea37043baa008a98ba6b0aaa18d1e9
PDF
Publication page325c81e6f3b8eab39a5c77b03005451c261aaf6a24cf1ee1087d11de6268ab1f
Manifest3e89c52a5d3e00ae0432126d0a9e3a31adda652d9be9105d3573e61e6d3278a5

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
Signaturevr+zFNQ5oHwJFMWwO8p9LKOkhISsFdYaZIPOowA9x3VORzWFvb7mcXc3/RaNCME98bTY10MPisk9lj9ztvknCg==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T08:40:36.579342ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053855
observed 325c81e6f3b8eab39a5c77b03005451c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.561191ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053855/manifest.json
observed 3e89c52a5d3e00ae0432126d0a9e3a31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.541522ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053855/publication.md
observed 1935cf4c7ea1622a6040e35c7b89d9c7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T08:40:36.517418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000053855/publication.txt
observed 673112ee778ad9737206abfbc09f92cb...
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.