OpenTechnical

OT-2026-000037925

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, single stage ejector, manifold pressure sensor, pulsed blow-off after 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-2026-000037925) never changes.

Identity and time

Publication numberOT-2026-000037925 · never reused
Internal UUID01a0ae77-f88a-7d2d-bf7a-225c8b51c846 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:24:53.146436Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000037925
StatusPUBLIC

Content hashes

Canonical text309a9c325e5a1f8cafc66112c7af8c808d1b047c5263d087a9384e5f67e5c219
Markdown22415010172ebf9fb9a9512440c7419599858d31c00251f29887a5cebafd4c4d
PDF
Publication pagee3c72f434ce35ecafa79422b17bcf6447be8c62fcc256f22da2fd4f84134511c
Manifest47101a06591c94a4cb5fb640dcfb94d607092e4b71bd06a042ad48fca95d2e4b

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
Signaturep5n+6B9I01jjkk7Wv+hRpzJgp541p4IHJ4G97zydZGYncv+1Rjs7J41UnbqnsrcP/d8jjl0p5DVWiB5rmUZrCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T11:23:12.274767ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037925
observed e3c72f434ce35ecafa79422b17bcf644...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.255948ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037925/manifest.json
observed 47101a06591c94a4cb5fb640dcfb94d6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.237404ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037925/publication.md
observed 22415010172ebf9fb9a9512440c74195...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:23:12.218159ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000037925/publication.txt
observed 309a9c325e5a1f8cafc66112c7af8c80...
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.