OpenTechnical

OT-2026-000061587

Publication integrity record

Two bellows cup vacuum gripper, two zone face, four outlet manifold, pump fed, manifold pressure sensor, pulsed blow-off before set-down

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-2026-000061587) never changes.

Identity and time

Publication numberOT-2026-000061587 · never reused
Internal UUID01a0ae8b-7b45-7b61-b129-8bfae5be8e93 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:46:11.808334Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000061587
StatusPUBLIC

Content hashes

Canonical text9f2b83dee23c3e10f3e7f2aa8a6851bf19896d4e13d5e622bfa531c6fcbce320
Markdownc7a0cb4711b342095f47651787c034e1f234cde04740d1eb80498362931efd13
PDF
Publication page813bf9f970d1c3f9efe6aa672f271f8e8bd17f0597057fe1a037858f496e8162
Manifest8b49b73fe48c6a9a8a1087594de8a3067c1dc54090e0406da246eb8bd1d0bbb2

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
Signature3XcP19SModBlJsspPYXchguIeklSEeze2UDNGalKA/+slOERHlxj8Jn5gmbYIxoXGLEvtYhXqFfWmESV8z6fDA==
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

2026-09-17T10:41:30.547642ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061587
observed 813bf9f970d1c3f9efe6aa672f271f8e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.529274ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061587/manifest.json
observed 8b49b73fe48c6a9a8a1087594de8a306...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.511360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061587/publication.md
observed c7a0cb4711b342095f47651787c034e1...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:41:30.494902ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000061587/publication.txt
observed 9f2b83dee23c3e10f3e7f2aa8a6851bf...
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.