OpenTechnical

OT-2026-000058775

Publication integrity record

Foam pad vacuum gripper, two zone face, six outlet manifold, single stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000058775) never changes.

Identity and time

Publication numberOT-2026-000058775 · never reused
Internal UUID01a0ae89-479c-7184-bdd5-4d41b113772c · 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-2026-000058775
StatusPUBLIC

Content hashes

Canonical text8600a379568bc6ca32219e6a29afd4d6ab3b2df3126f2b640f4277441975e432
Markdown1cc0944bd030d08438bdefae74e44dd8d33aa8fb95b160a6c7b13219251975b1
PDF
Publication page372636f031d26dc814aba4e4dbe59b8f5928907c254c2f59baab8c7732c0c7a3
Manifestea1bb8f05fa597350f3e0e43321f1ede562511edbb6d44d34dadab975a3a6608

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
SignatureqTMDpR6x4NaiyxXZgghc283QPGP1Cx8oBJZTAXK0nJ1Nlzb5ajM7tPMzy1oveU70IBOG3prpUTlLhcPYxNW/Dg==
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

2026-09-17T10:46:17.361671ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058775
observed 372636f031d26dc814aba4e4dbe59b8f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.343385ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058775/manifest.json
observed ea1bb8f05fa597350f3e0e43321f1ede...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.323550ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058775/publication.md
observed 1cc0944bd030d08438bdefae74e44dd8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:17.301092ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058775/publication.txt
observed 8600a379568bc6ca32219e6a29afd4d6...
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.