OpenTechnical

OT-2026-000076372

Publication integrity record

Six bellows cup vacuum gripper, six outlet manifold, common isolation valve, two stage ejector, supply line pressure sensor, vented before set-down, on a tool changer

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-2026-000076372) never changes.

Identity and time

Publication numberOT-2026-000076372 · never reused
Internal UUID01a0ae94-6a70-7ea4-9400-29b3012077a7 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:55:57.307071Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076372
StatusPUBLIC

Content hashes

Canonical text7c17e7691d3c5fd4f1dc441a3147c6d2bd9e1e7d68bff5fcacb17e7a96bbfd2b
Markdown59073a4f8cd298335aba464c855ae7174d8bbe269ccaf25ce9f36c366b5bc59c
PDF
Publication pageb08a2ab0e054e53e91f494d0085e076e3771213d53dcf6cdae7eeabdcc7a1cd6
Manifest352386a3deff7bd76704b20c285fde6bdd509514cd1cd5c5c7c100dc97bb628e

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
Signatureh5knAkgMp1VXpmuQl3SvwxkhylkRZV3GvM/21eAtg23l25vbAnbS1/+e3N2IIyCn3rOdr+caUhY1/vaLJrM/Cg==
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

2026-09-17T10:12:14.507906ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076372
observed b08a2ab0e054e53e91f494d0085e076e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.489596ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076372/manifest.json
observed 352386a3deff7bd76704b20c285fde6b...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.469858ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076372/publication.md
observed 59073a4f8cd298335aba464c855ae717...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:12:14.450856ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076372/publication.txt
observed 7c17e7691d3c5fd4f1dc441a3147c6d2...
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.