OpenTechnical

OT-2026-000074670

Publication integrity record

Four bellows cup vacuum gripper, four 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-2026-000074670) never changes.

Identity and time

Publication numberOT-2026-000074670 · never reused
Internal UUID01a0ae93-ac2b-761c-b059-c35647997ee1 · 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-2026-000074670
StatusPUBLIC

Content hashes

Canonical textd1dfc12c571c784ca2848c85722bcb0766528d93dc6368ca1f9a07c24eda85a5
Markdowna1c83dcba0f9d86d498f4fe58e19f3e00729149ee605a9bb9f95e9124d5d8c6b
PDF
Publication page4b8e62e7833a4513a3237a0959db82239849d62e1610cfec8b83cd28fba11cb0
Manifestd95207793b8db98a35be184d97266cc77dc2233caae4940fd1464c1bdf392164

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
SignatureloDUNXbEdFCqAS2PvAv7ilLJ1jKEveVQCW1oRNScAqqiL1Ef96ePrMIK69Vhc7TjAa25EOIVIROARcLX61OgAg==
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

2026-09-17T10:18:15.100315ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074670
observed 4b8e62e7833a4513a3237a0959db8223...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.080497ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074670/manifest.json
observed d95207793b8db98a35be184d97266cc7...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.060205ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074670/publication.md
observed a1c83dcba0f9d86d498f4fe58e19f3e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:18:15.039750ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000074670/publication.txt
observed d1dfc12c571c784ca2848c85722bcb07...
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.