OpenTechnical

OT-2026-000059019

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, plant vacuum 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-2026-000059019) never changes.

Identity and time

Publication numberOT-2026-000059019 · never reused
Internal UUID01a0ae89-47a1-7777-a3df-f2f2127e5b6a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:47.568543Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059019
StatusPUBLIC

Content hashes

Canonical text604f1b3165e1825a1e5a756a3184052d4dce80f1dfa6b10490c7b1fb8d1a04e3
Markdown3b84fc90f403e8189bd05496cabcdf3ad5f3b4344ab914cbbe8ca2be225f9079
PDF
Publication page4833c5ead264746680ea254e9ee3a79925151ad246d8b527fb83f860e1320af3
Manifest3eeb3b883d92b5f5bc45ae239e9b3bb73ff329ae72659970aff0a5afd0166f81

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
Signaturey+3MK+c2hITGREYJPAPX8ZjzhFuyLWYPtLMAo/IYjGhMFA8zElCId1eC1aMEuGS4SjyYIO8bbV8N1wwaj7o5DQ==
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

2026-09-17T10:46:36.828484ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059019
observed 4833c5ead264746680ea254e9ee3a799...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.809120ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059019/manifest.json
observed 3eeb3b883d92b5f5bc45ae239e9b3bb7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.789775ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059019/publication.md
observed 3b84fc90f403e8189bd05496cabcdf3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:36.770601ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059019/publication.txt
observed 604f1b3165e1825a1e5a756a3184052d...
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.