OpenTechnical

OT-2026-000084936

Publication integrity record

Three bellows cup vacuum gripper, three zone face, three outlet manifold, three stage ejector, sustained blow-off 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-2026-000084936) never changes.

Identity and time

Publication numberOT-2026-000084936 · never reused
Internal UUID01a0ae99-43b7-752b-ba60-5b08bfb35b97 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:01:15.103896Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000084936
StatusPUBLIC

Content hashes

Canonical text5604f028a0de67002ef3725b71fe89d18cfdef37165b9bb18724658b5abb5c72
Markdownb02b8d3ffc4f91531ed3e9dc694f069fd282b099f504e24f32e7e452d4d0b3d4
PDF
Publication pagea6e84ba51925d79b095ac8a3c43f152c8734522c10624c6028b91f226b4c00e7
Manifest3210a188cf94b194a7419f531e1f6ba636685062fdfcb31609b1acff6b878fbc

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
Signatureiumvbgi/uo/h67cdMTRxpBf9fg7DsRUnqXpug1z9qlL7CeGEqtEtEJuBbBrpeWBbKKSosJmCeCzAugJ/LEB7DQ==
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

2026-09-17T09:54:55.537201ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084936
observed a6e84ba51925d79b095ac8a3c43f152c...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.518657ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084936/manifest.json
observed 3210a188cf94b194a7419f531e1f6ba6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.501051ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084936/publication.md
observed b02b8d3ffc4f91531ed3e9dc694f069f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:54:55.484127ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000084936/publication.txt
observed 5604f028a0de67002ef3725b71fe89d1...
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.