OpenTechnical

OT-2026-000054266

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, plant vacuum fed, 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-2026-000054266) never changes.

Identity and time

Publication numberOT-2026-000054266 · never reused
Internal UUID01a0ae85-b3a9-7f74-83b4-d51ac0767073 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:39:53.019909Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000054266
StatusPUBLIC

Content hashes

Canonical text4e10a53f8f0f068b74efca956ac675bb000ad29ce0fae328ae4390f3e6ec4922
Markdown5a54e127c3bb3920be3d3413cddb76c2c9eba9451cfe9445d539ab36185bfe87
PDF
Publication pagef66029599f454c38ea801e3e529568399fdb5e5c643ff6ace60fe7eab3b3d989
Manifest31e9135a52c7b6f211c680a80d614a76b91358e2797a106cbc90dc658116f370

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
SignatureHuHrcgO4QNn/FLBWHYGCkcWSx/p/pEci0RBoo4ToBIOUL52ztnExaUV5r0o9C/YBki/aKSTMMiwO6szcDY5uCQ==
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

2026-09-17T10:54:45.443831ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054266
observed f66029599f454c38ea801e3e52956839...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.424368ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054266/manifest.json
observed 31e9135a52c7b6f211c680a80d614a76...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.404542ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054266/publication.md
observed 5a54e127c3bb3920be3d3413cddb76c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:54:45.384109ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000054266/publication.txt
observed 4e10a53f8f0f068b74efca956ac675bb...
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.