OpenTechnical

OT-2026-000058453

Publication integrity record

Three cup vacuum gripper, three outlet manifold, common isolation valve, two 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-2026-000058453) never changes.

Identity and time

Publication numberOT-2026-000058453 · never reused
Internal UUID01a0ae88-f39a-7614-a2c4-563bef741b6e · 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-2026-000058453
StatusPUBLIC

Content hashes

Canonical text76bf6d445eb35693364bfce5e039ed118f771f04f4c393e9c3d2a7d34c51b32c
Markdown6e06494cab90604b6286f542a6448bcded26a3039bc75671649bdaf41168175a
PDF
Publication page628df5f0408de13f78699b9b33d6002957c401ce1240254da7b03f1af559b8dc
Manifeste4d48979f7104d929c9134574ea7f1b5532466797460043a966682e1d09a0c2e

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
Signaturejj1aAiqqnWcHYPN7HuvZaztbbVia0WL0psvK4f0K8ROiaqc9rhpdryZrzNmoSdbEmoepldNpwIIisMMMgsIoDg==
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

2026-09-17T10:46:54.111480ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058453
observed 628df5f0408de13f78699b9b33d60029...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.093045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058453/manifest.json
observed e4d48979f7104d929c9134574ea7f1b5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.077116ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058453/publication.md
observed 6e06494cab90604b6286f542a6448bcd...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:54.059013ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058453/publication.txt
observed 76bf6d445eb35693364bfce5e039ed11...
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.