OpenTechnical

OT-2026-000058513

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, pump fed, supply line 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-2026-000058513) never changes.

Identity and time

Publication numberOT-2026-000058513 · never reused
Internal UUID01a0ae88-f39b-7851-9644-6ee119958ba8 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058513
StatusPUBLIC

Content hashes

Canonical texta1e5ab3c725bd5306a71eda6ed384b75df285b4c4d151b945e8dc7b9caedfc2a
Markdownca91c1d716972c743e546a6cb45f4c6fbffc0d9746e10dfb8e5535572781d96b
PDF
Publication pagebbcf2bab024f4d423a2b44156bd558aa290773379812288808d310e391040a96
Manifest9a16435fc9ff93b1cbc4a9e0541559539aba8d060d7abcb2329de534585aee2b

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
SignaturePl5Fn9Hym5aDbmx6NVCecET/QWqllhXpmpJ4XV7KIi7+O6uuUD1O0/j1liKOkz4GCiymlRkASBoppI2n9edyDw==
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

2026-09-17T10:46:58.347430ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058513
observed bbcf2bab024f4d423a2b44156bd558aa...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:58.330424ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058513/manifest.json
observed 9a16435fc9ff93b1cbc4a9e054155953...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:58.313885ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058513/publication.md
observed ca91c1d716972c743e546a6cb45f4c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:58.296657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058513/publication.txt
observed a1e5ab3c725bd5306a71eda6ed384b75...
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.