OpenTechnical

OT-2026-000066404

Publication integrity record

Three bellows cup vacuum gripper, three outlet manifold, two stage ejector, manifold pressure sensor, sustained blow-off 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-2026-000066404) never changes.

Identity and time

Publication numberOT-2026-000066404 · never reused
Internal UUID01a0ae8e-ce40-7c4d-9653-b21b72e04d98 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:49:49.649149Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000066404
StatusPUBLIC

Content hashes

Canonical text915b1516b01acd2ef0601b3e3fbbcadf35056a75c410a4e7c7f9b37afe5673a0
Markdown2edb12bb44105c9cdf1ea959d071311a8eabfc6b53d77a0a3b1671bf6e7d106f
PDF
Publication page554e6264cafdc6f89301a93232c4078e1f31c1c8966e7348d5ddd893f1a1da5d
Manifest3b9abfd2ad982ba981777c8c7f29a227cf31900562ac112fae5698550101bf98

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
Signaturemj3Vg5mvWZcaITiyq5ck1HtFZ3gdF1SyoaMfDnEuR7cgMx8TJrcOiXwSzlvq3zQckfaz0hpMBbr6i+gM7IdLAw==
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

2026-09-17T10:32:38.465833ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066404
observed 554e6264cafdc6f89301a93232c4078e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.446942ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066404/manifest.json
observed 3b9abfd2ad982ba981777c8c7f29a227...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.427758ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066404/publication.md
observed 2edb12bb44105c9cdf1ea959d071311a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:32:38.410527ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000066404/publication.txt
observed 915b1516b01acd2ef0601b3e3fbbcadf...
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.