OpenTechnical

OT-2026-000059397

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, manifold pressure sensor, vented 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-2026-000059397) never changes.

Identity and time

Publication numberOT-2026-000059397 · never reused
Internal UUID01a0ae89-8615-70a8-a179-e70caa4c7694 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059397
StatusPUBLIC

Content hashes

Canonical text9e279465124788bf0282dd3e3a129963cf28563ef33d092cf119799d19532661
Markdown78abc15c307e4a676a6bf3ae252bd9a3bb246f7a48b47872631dba365666c844
PDF
Publication page57d5eb5fd286a30a613831c6508887c25bbe8fd5e3a89388ce6497b2731c16d5
Manifestac0b31a1e5c7bf258cb51b94637ba4e4590c58539dcb9374f4fb0e82da712ac7

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
SignatureupQFZGPkRkrzYDRHBkhF4VkZgPUxBjyQV9m6SxplSWSh80KGxgq2dyiDOsGu/ZmEJ6yu+wEJZWP5H/Z2pnLyCg==
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

2026-09-17T10:46:04.484798ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059397
observed 57d5eb5fd286a30a613831c6508887c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.466496ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059397/manifest.json
observed ac0b31a1e5c7bf258cb51b94637ba4e4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.446831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059397/publication.md
observed 78abc15c307e4a676a6bf3ae252bd9a3...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:04.428418ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059397/publication.txt
observed 9e279465124788bf0282dd3e3a129963...
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.