OpenTechnical

OT-2026-000059178

Publication integrity record

Four pad foam vacuum gripper, four outlet manifold, common isolation valve, three stage ejector, 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-2026-000059178) never changes.

Identity and time

Publication numberOT-2026-000059178 · never reused
Internal UUID01a0ae89-8612-7dcb-a50c-01837558fc9a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:03.500379Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059178
StatusPUBLIC

Content hashes

Canonical text70094e17a7658bd0d0d772df52ffb49553b18ee33b29cd33fc5f37b20245f2a7
Markdown5d88aefcad78b23e15898a917f272b25d3d55e79d3dc34ae09dfef40e9788461
PDF
Publication page0d1429fa8ca74a746c7dbf86f5ce0339acc60e04844daa70f7531262cf1d674a
Manifeste9269b92db105d2517537d7be5fa48829fbc76edb6b736d6e161a0a52d2c1ca0

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
SignatureSgzpr7idGgOudkKcUqMTVX5XTpo5rSQ2Uv0hbQYa7rsvKK71eHpuC+bbtt+l13WAwqL6iCaTTLLIV+8nisQOBg==
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

2026-09-17T10:45:08.132742ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059178
observed 0d1429fa8ca74a746c7dbf86f5ce0339...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.113406ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059178/manifest.json
observed e9269b92db105d2517537d7be5fa4882...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.096611ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059178/publication.md
observed 5d88aefcad78b23e15898a917f272b25...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:45:08.077883ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059178/publication.txt
observed 70094e17a7658bd0d0d772df52ffb495...
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.