OpenTechnical

OT-2026-000078104

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-2026-000078104) never changes.

Identity and time

Publication numberOT-2026-000078104 · never reused
Internal UUID01a0ae95-6e8c-7c86-a136-ba8a2aee8e33 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:57:03.897850Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000078104
StatusPUBLIC

Content hashes

Canonical text58e8ef907634815abb00bb1e8d63205e4aa09915af9c5f7115fd5f5ed2438d64
Markdowne0a1a00c6082a86dee6f74ae31ddea958e636a679f6ebdb4bfbbff8b71f2a8d6
PDF
Publication pagec9f70460acdb015e982d1f7268eeee99d4f8f71b0aa448312c5493cee9fae8a4
Manifest75483a8a8416fc169f71ee5883d437ccdc72961fd9f2609cd7f5ea3438c00aa6

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
Signature8GoH3xMmiYWFYB5gmNFiIwsFhSMbrIxE6Sv35QnK1hIClM6xLCczn42Dj/6fdb20VBJYV9tS41MQDPHpaiJ0Cg==
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

2026-09-17T10:06:48.806308ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078104
observed c9f70460acdb015e982d1f7268eeee99...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.786716ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078104/manifest.json
observed 75483a8a8416fc169f71ee5883d437cc...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.767789ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078104/publication.md
observed e0a1a00c6082a86dee6f74ae31ddea95...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:06:48.748149ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000078104/publication.txt
observed 58e8ef907634815abb00bb1e8d63205e...
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.