OpenTechnical

OT-2026-000056835

Publication integrity record

Foam pad vacuum gripper, two zone face, three outlet manifold, three stage ejector, supply line pressure sensor, pulsed blow-off 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-2026-000056835) never changes.

Identity and time

Publication numberOT-2026-000056835 · never reused
Internal UUID01a0ae87-7af8-7f6a-909b-2d0ffeafb53c · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:41:49.577818Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000056835
StatusPUBLIC

Content hashes

Canonical text1ea33b1f26aebc4c519957219b24a4d57fef2d7507e6e4452f5004cecf40f1ec
Markdown72886e1ec837a0290ac24fe582759d3efa585d080ccdfc779e7d1b79a1bab8aa
PDF
Publication page5f78e910bb6fdf37842d90ce024cd99c5bf2e6d657f6e3789b4d47c5b06833a3
Manifestf662e7461d4291018d300c008a15503b2ed63849d32be875c4b15b8950fedbc3

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
Signaturef+3S5ZM5HEYPKr96oUkBFxYA6zAortIZHr/ljBSiRkZa6R6r8ylf8H4EhH638N+upLpBCvpVVr7IATQZvZ31CQ==
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

2026-09-17T10:50:19.859501ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056835
observed 5f78e910bb6fdf37842d90ce024cd99c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.841623ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056835/manifest.json
observed f662e7461d4291018d300c008a15503b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.824491ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056835/publication.md
observed 72886e1ec837a0290ac24fe582759d3e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:50:19.806242ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000056835/publication.txt
observed 1ea33b1f26aebc4c519957219b24a4d5...
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.