OpenTechnical

OT-2026-000059623

Publication integrity record

Four bellows cup vacuum gripper, four zone face, six outlet manifold, two 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-2026-000059623) never changes.

Identity and time

Publication numberOT-2026-000059623 · never reused
Internal UUID01a0ae89-ec24-72cc-852a-cff5103c17ba · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059623
StatusPUBLIC

Content hashes

Canonical textbb839a86f227f53c6a746b3ed64197d105cc7b17c94bb51b44d6d0fc01f9d420
Markdown7e125fe56eff7d75dd0386dd8f0890312598cccf277260bc74b7b7faca51f72c
PDF
Publication pagebd3aec5d501ffb6fe977e26f78fa5a221cda458ae6c6d1d4179bad5cbd07e929
Manifestda8f5ac4f88d78e17da1f26befafde6cbebd9e9419e0be01e2aeeb8af6af049d

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
SignatureT1lNuXCjbGEPkt03OnugkBnLgp0x6hVyQEFQENcO+ne4WUtBU94D8OVGdcgZR5NBiNBGvdg9VdodW/lV9AZgBg==
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

2026-09-17T10:44:17.016333ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059623
observed bd3aec5d501ffb6fe977e26f78fa5a22...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.996474ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059623/manifest.json
observed da8f5ac4f88d78e17da1f26befafde6c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.977915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059623/publication.md
observed 7e125fe56eff7d75dd0386dd8f089031...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:16.958383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059623/publication.txt
observed bb839a86f227f53c6a746b3ed64197d1...
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.