OpenTechnical

OT-2026-000074892

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, three stage ejector, manifold 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-2026-000074892) never changes.

Identity and time

Publication numberOT-2026-000074892 · never reused
Internal UUID01a0ae93-ac2c-7ef6-92a9-1b3857aa13f6 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:08.693295Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000074892
StatusPUBLIC

Content hashes

Canonical text6621496afb80854707838abd79d699d4b496004117f4b3fb4fe0c252dfb8d4f4
Markdown35d59d8780228c2eea446f01efd741c228d292c2a1722979b26a88ef3cfcef88
PDF
Publication pageb62bcd9c434cae04168ee3e9f8b3f0677ca0477bba164bd4903a8ef7a14e1bb4
Manifestd0485792ea86deab8e673c0806190fda041123862b5babec2b943f7c9e5824e3

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
Signature2RrGdIFP8J6hTGR76loeeXjjm0E1NZjKzJ6FeuRAG2HH9j9WkzW9csjr32XMOPTKGg8CuEy+QMemk5zbeQ3pBQ==
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

2026-09-17T10:18:06.056131ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074892
observed b62bcd9c434cae04168ee3e9f8b3f067...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:06.037444ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074892/manifest.json
observed d0485792ea86deab8e673c0806190fda...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:06.018807ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074892/publication.md
observed 35d59d8780228c2eea446f01efd741c2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:05.949991ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074892/publication.txt
observed 6621496afb80854707838abd79d699d4...
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.