OpenTechnical

OT-2026-000055649

Publication integrity record

Two cup vacuum gripper, two outlet manifold, three stage ejector, 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-2026-000055649) never changes.

Identity and time

Publication numberOT-2026-000055649 · never reused
Internal UUID01a0ae86-a103-72e7-a94c-d256397b38c0 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055649
StatusPUBLIC

Content hashes

Canonical text9c10334a55a6911e93d30394f8cc143d2f6425dcfe23112ada885f83777a6f52
Markdownc7cf01f907f26ceeaae90640f93e03e01ca9c050f26bc1ba259a376eab10dcaa
PDF
Publication page8f87445fc705b3d2785a0b85adb4a5c89404cc226538a168bf028f73458f0941
Manifest2a6c3f39ffd834e6c8af4e8b8da5aa0eeffb2e96300a4da8911a2ece46978801

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
SignatureK01vzl313BwuQcfnS1Yu2sfji93madmoKbTlSoWJLLjaxZuVmd9M6fTyFgzKwMZb9z88tr1TVIlV55j1K8QTCg==
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

2026-09-17T10:52:54.291645ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055649
observed 8f87445fc705b3d2785a0b85adb4a5c8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.272842ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055649/manifest.json
observed 2a6c3f39ffd834e6c8af4e8b8da5aa0e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.253375ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055649/publication.md
observed c7cf01f907f26ceeaae90640f93e03e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:52:54.232973ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055649/publication.txt
observed 9c10334a55a6911e93d30394f8cc143d...
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.