OpenTechnical

OT-2026-000057078

Publication integrity record

Six pad foam vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, supply line pressure sensor, vented 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-2026-000057078) never changes.

Identity and time

Publication numberOT-2026-000057078 · never reused
Internal UUID01a0ae87-d5b7-7d26-ac2c-988e868a562d · 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-2026-000057078
StatusPUBLIC

Content hashes

Canonical texta0f15c5893906db30cfc542bc0487d1efa617f6047f84551d7b4e62f6c7184a6
Markdown1f8de674c344c0742d9a6e638fe9fd5fb27ffa7cc323a38930e521d03c227a30
PDF
Publication pagee751f4f5af749979d54733839955e116a5325e15bb3bd9f9b15b6dc89d989632
Manifest0e91d119a5cb22e09997398f689b368b3ef18bc03f573897ff4daf63fa60cc04

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
SignatureDnuWTs+l/1bvM65WUmOHFqa0gq9KiLw94e7GxP1PURt0TMk9HkvQAB7uONe54CKmmlDef7gmewNKs9tHh1gSBg==
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

2026-09-17T10:48:34.362045ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057078
observed e751f4f5af749979d54733839955e116...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.342759ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057078/manifest.json
observed 0e91d119a5cb22e09997398f689b368b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.319580ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057078/publication.md
observed 1f8de674c344c0742d9a6e638fe9fd5f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:48:34.298912ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000057078/publication.txt
observed a0f15c5893906db30cfc542bc0487d1e...
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.