OpenTechnical

OT-2026-000058850

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, plant vacuum 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-2026-000058850) never changes.

Identity and time

Publication numberOT-2026-000058850 · never reused
Internal UUID01a0ae89-479e-7414-bc79-17cb1b9de4f1 · 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-2026-000058850
StatusPUBLIC

Content hashes

Canonical text50eaec29168471a72d1d527b2583e70276ef747fcc8f730cb277c6b16cd153e7
Markdown7d82d62ea3b9d450c7b01ca5884853db40e22b4865b934e4d6b7764c2f710695
PDF
Publication page088ce12430f10e5275bff9d00414c14ed10b768d0276fd454a9da2148ecd59fa
Manifest9ac32ae912e89ba8adc7283bdf075d30b4cfe8fcfff39cb9b2c0821a6bdd85df

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
SignaturehaJqqFswWxn86HXaZmPUuwU1UBYcuANSmt0E2L+ELKl6iUKjDPGC3s2ppbrCM0M+CTidGxTdF1HR/PiNv4LNDA==
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

2026-09-17T10:46:23.205036ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058850
observed 088ce12430f10e5275bff9d00414c14e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.187361ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058850/manifest.json
observed 9ac32ae912e89ba8adc7283bdf075d30...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.169355ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058850/publication.md
observed 7d82d62ea3b9d450c7b01ca5884853db...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:23.150266ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058850/publication.txt
observed 50eaec29168471a72d1d527b2583e702...
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.