OpenTechnical

OT-2026-000101057

Publication integrity record

Three bellows cup vacuum gripper, three zone face, four outlet manifold, single stage ejector, pressure sensor per zone, sustained 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-2026-000101057) never changes.

Identity and time

Publication numberOT-2026-000101057 · never reused
Internal UUID01a0aea3-c377-71ae-9d95-20bc2436c9d5 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T09:12:43.138721Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000101057
StatusPUBLIC

Content hashes

Canonical text2e3456691a7a9f668d717c585cad268100012d9ad4274542869c48d9c1cba51e
Markdownf537b88a1e03c4245a3f37b3ba0377180ce1d88f3c1ea6fdb74c337e1f6c76f1
PDF
Publication pagef1132b5496e1fbcd80c74d27c7aa6ec2a4a8423022d30d69b6a374b89fbb7e1b
Manifestfbb2d290e0f0bf5293ea57672f27de31b58e0412e36ea6afb48894658a54c94b

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
Signature0ZoxkV+FV3NQLuMgyFbqqMYjiwdKtHTyQ3OtNjzag2nkkMqnC7ecjqz51sG9XqOLgBHraMKjbg/xj9//ZftdCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:27:04Z
batch OT-TS-2026-W38-023 · RFC 3161 token · inclusion proof
root 095d30148a2ef87d42d7818ebe7543f9...

Independent retrieval

2026-09-17T09:26:40.209048ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101057
observed f1132b5496e1fbcd80c74d27c7aa6ec2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.191676ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101057/manifest.json
observed fbb2d290e0f0bf5293ea57672f27de31...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.175075ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101057/publication.md
observed f537b88a1e03c4245a3f37b3ba037718...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:40.157025ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101057/publication.txt
observed 2e3456691a7a9f668d717c585cad2681...
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.