OpenTechnical

OT-2026-000077856

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, single stage ejector, vented after 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-2026-000077856) never changes.

Identity and time

Publication numberOT-2026-000077856 · never reused
Internal UUID01a0ae95-2ed0-7d8f-9e05-7b8dff7b6d02 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:47.703064Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000077856
StatusPUBLIC

Content hashes

Canonical text3156c065650c5cdc11c0a3fe4ec3ff76ad3d52fe6df899a115fe6a6e9a774393
Markdownfd5f73b588490dd803f2eed568a0da7cfb469a7cfd1965eca039a68902a0fbab
PDF
Publication page07b957d05dd438649e4b117f2ec7457a4671e84feea3475527583392a8ef38e9
Manifest792a62d64fcf4e1c7aed08f531427719e0979306ebf2c3dd33cc2776fcdc36b7

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
SignatureKW6oY1XHzYsEzXdjt+vOFIyf3zJC+MELJoQJujOeWnc4E7M41xNUSMgWYf3XRPghqTJX48t7bBZo/dF4YG71Cg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:07:35.814285ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077856
observed 07b957d05dd438649e4b117f2ec7457a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:35.794656ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077856/manifest.json
observed 792a62d64fcf4e1c7aed08f531427719...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:35.775991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077856/publication.md
observed fd5f73b588490dd803f2eed568a0da7c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:07:35.756173ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000077856/publication.txt
observed 3156c065650c5cdc11c0a3fe4ec3ff76...
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.