OpenTechnical

OT-2026-000048077

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, three stage ejector, manifold pressure sensor, sustained blow-off after 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-2026-000048077) never changes.

Identity and time

Publication numberOT-2026-000048077 · never reused
Internal UUID01a0ae7f-c423-7947-8c0c-b97efc44ecc0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:33:24.028554Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000048077
StatusPUBLIC

Content hashes

Canonical textce0d4e9f90dbf2656186f533825662a631a645c480ba73c72898ab6110547ee6
Markdown9928dc0795a2de529a729f00ed963f37d6c29ed04cc21513441c2f53c517b91b
PDF
Publication page6bfc9f102959650901934d29ec1ba13dfd82cfeb83261fb3a3157395fdce9661
Manifestb4c606f0e8a3016910a27b11116d68324c751ded65224a8e658fab077fc8608e

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
SignatureZXIKvhVOllwZQ9TVYNKjICKPnNgvardWpmXGf6BKn3Nu4Bu/tUDPCA8JG3tcjAEbIqCAm+b7XF0L4NkAB0JhCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:06:05.665435ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048077
observed 6bfc9f102959650901934d29ec1ba13d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:05.644913ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048077/manifest.json
observed b4c606f0e8a3016910a27b11116d6832...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:05.625915ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048077/publication.md
observed 9928dc0795a2de529a729f00ed963f37...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:06:05.606106ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000048077/publication.txt
observed ce0d4e9f90dbf2656186f533825662a6...
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.