OpenTechnical

OT-2026-000061743

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, two stage ejector, manifold pressure sensor, pulsed 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-2026-000061743) never changes.

Identity and time

Publication numberOT-2026-000061743 · never reused
Internal UUID01a0ae8b-b8aa-7345-8633-2db06f129f4f · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:27.528336Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061743
StatusPUBLIC

Content hashes

Canonical textcb92e058ebfd0bb72bce7006e8fb594cbbe95e00f2b4d3b36048cea2857d1a45
Markdownaf0af60166135eef0e4a68a356bc583506705a700bae82404641fcf7742303fa
PDF
Publication pagea980ef2afc15ac49fbd0cf2226adbf7ae9920232ca67e5d5f54cd21351eaf449
Manifest1f9b4e71559131f63627bb767754df3a33ca9ed7a71177fedb450d0d5414d8b0

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
SignatureDPytqhQ6RUUo6yL8jI627rbj5GxqwHjJt/D5JXD3cL2G16D+Kzptn+mZbibtU9U3YG4cXr8tWcdWX09DOqR+Bg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:47:04Z
batch OT-TS-2026-W38-021 · RFC 3161 token · inclusion proof
root 954df3475fbcfbe27467725cfb2ec919...

Independent retrieval

2026-09-17T10:40:26.429703ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061743
observed a980ef2afc15ac49fbd0cf2226adbf7a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.376468ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061743/manifest.json
observed 1f9b4e71559131f63627bb767754df3a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.356892ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061743/publication.md
observed af0af60166135eef0e4a68a356bc5835...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:40:26.305925ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061743/publication.txt
observed cb92e058ebfd0bb72bce7006e8fb594c...
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.