OpenTechnical

OT-2026-000078964

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, single 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-2026-000078964) never changes.

Identity and time

Publication numberOT-2026-000078964 · never reused
Internal UUID01a0ae95-ccbe-7a7a-9d26-ac15d48a01ec · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:28.017032Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078964
StatusPUBLIC

Content hashes

Canonical text49d2810fcdc4dabfbf054db1f94ba1c94550b089d2d5baddc9f87e5903388f91
Markdown421e1f9cbbe8fad4b501cb4bf7028c6fa6b71daa775fc3da178bcbbaf9eb28b2
PDF
Publication paged8b5efd24a3f9e2f86730139b44331884830a18a0df605b282be8dbef5cc839b
Manifest29a93a1cc64aee1b656afd2e9a59c13aa79f05204f778fc747c06e3722058bea

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
Signature0VdJK521MZmyKXxIao970GRALxuAbuD3jIvwmJ5Y6TvxzDKGcp7beDJjg945g7Q7JVHDzgJoee4lcyKA/WXwBw==
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

2026-09-17T10:05:23.277783ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078964
observed d8b5efd24a3f9e2f86730139b4433188...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.261197ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078964/manifest.json
observed 29a93a1cc64aee1b656afd2e9a59c13a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.243468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078964/publication.md
observed 421e1f9cbbe8fad4b501cb4bf7028c6f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:05:23.226647ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078964/publication.txt
observed 49d2810fcdc4dabfbf054db1f94ba1c9...
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.