OpenTechnical

OT-2026-000078488

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, three stage ejector, vented 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-2026-000078488) never changes.

Identity and time

Publication numberOT-2026-000078488 · never reused
Internal UUID01a0ae95-7c29-7272-9f5a-69cc3e5d2609 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:07.483031Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078488
StatusPUBLIC

Content hashes

Canonical text9dd9e81bb139b05ca309ad3d0f663978d7970aefe54afcbe7a4870c84084b785
Markdown28e65e4416fd6e243e69a9e0bcebbeec74e507d56ee407897f15ce9e73af6860
PDF
Publication page5fba631588a55887d7cfb2ad2fc882b09f6b3b91b245ce29c056f3e6c23932c9
Manifest38475476ee76d36dbf2a9ebf871f5a8399a9c9b03fb73292974a80b22314be8a

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
Signature9l0PEhKMHTTo13tqEFxsqpcpk55RsNhUbmXKWXcem7WZ96YyEciFRsgcL2utwdizJCQCIPEYL6RRGfHVZxaLBw==
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

2026-09-17T10:06:29.942427ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078488
observed 5fba631588a55887d7cfb2ad2fc882b0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:29.924689ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078488/manifest.json
observed 38475476ee76d36dbf2a9ebf871f5a83...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:29.905218ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078488/publication.md
observed 28e65e4416fd6e243e69a9e0bcebbeec...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:29.886844ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078488/publication.txt
observed 9dd9e81bb139b05ca309ad3d0f663978...
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.