OpenTechnical

OT-2026-000058626

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, plant vacuum fed, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000058626) never changes.

Identity and time

Publication numberOT-2026-000058626 · never reused
Internal UUID01a0ae88-f39c-7e14-8035-ab6fe653a787 · 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-2026-000058626
StatusPUBLIC

Content hashes

Canonical text34e7664d3dc69cb38f681c77dd8f724e275f5fade00e92153f8b656e876cf6b1
Markdown9a338532b005a5809af5f74843c78271e9d0630cfdaf6d2836b9801b3eb4c51d
PDF
Publication page536dfe7836adfdddb27f13c887646d0231cb2127ff71eabcd1d2eb87842af5ed
Manifest26019bb39987a93bf22cffd98b1853565cf204e92c8157d7688f1551e7635ef6

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
SignatureAzhCb72QhP/O0iNZkaNlFeFBiQBiyHZdRDdAPU8mE29ccNw1NvD3CTHBDswHGCPl2vJmIZ1q8s5mr2sTyZExBg==
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

2026-09-17T10:47:07.940871ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058626
observed 536dfe7836adfdddb27f13c887646d02...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.923108ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058626/manifest.json
observed 26019bb39987a93bf22cffd98b185356...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.905135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058626/publication.md
observed 9a338532b005a5809af5f74843c78271...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:07.888314ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058626/publication.txt
observed 34e7664d3dc69cb38f681c77dd8f724e...
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.