OpenTechnical

OT-2026-000057465

Publication integrity record

Six cup vacuum gripper, six outlet manifold, common isolation valve, pump fed, manifold 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-2026-000057465) never changes.

Identity and time

Publication numberOT-2026-000057465 · never reused
Internal UUID01a0ae87-d5c8-79b3-8c32-cc27985c57e2 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:12.973410Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000057465
StatusPUBLIC

Content hashes

Canonical textee9935f6b1709eed6539c5e4298bbcdb5c75936577f20aa272abd710938b28ad
Markdowna3b361c8e0d1156f23cfd401f2866132d564053f48d430ee8b0ca79f8295ca65
PDF
Publication pagea12c1d79cee11da45b446d7478100efb8863a27396c95aab80acbed154f3030f
Manifestc409029c257047d97a2e8c1a58c7077c533d0b4f366efbcf40a3a338e38e2129

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
SignaturePO8dbmWXLbLx7cUDNDnaKLC+vY0tO8oOU4BvJazI9rv3sO36rX9DHvn4KgGFR7aJITBspdrzIOXdqQ80yzxWBA==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:49:45.973438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057465
observed a12c1d79cee11da45b446d7478100efb...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.955072ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057465/manifest.json
observed c409029c257047d97a2e8c1a58c7077c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.934614ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057465/publication.md
observed a3b361c8e0d1156f23cfd401f2866132...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:49:45.915455ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057465/publication.txt
observed ee9935f6b1709eed6539c5e4298bbcdb...
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.