OpenTechnical

OT-2026-000101123

Publication integrity record

Foam pad vacuum gripper, four zone face, four outlet manifold, two stage ejector, pressure sensor per zone, sustained 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-2026-000101123) never changes.

Identity and time

Publication numberOT-2026-000101123 · never reused
Internal UUID01a0aea3-c378-7ef4-8425-ef996a2152b8 · 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-2026-000101123
StatusPUBLIC

Content hashes

Canonical textc3b093b4984a0f2bbe4e2621a97000db35e102a0ea8cce055c39b6176faf47a4
Markdown43d7d4ad48f63b01285cd0c5e284b5e0775c667734ce645c4579cc8e5f255dfb
PDF
Publication page660b37f7eff48da5d67fbadbb4c39ff6b3923d54cff97f20a768f45cfd697495
Manifest0dc8267e0ad9861045f149be8db3548e0cde35944b50978168f9f68df970f91d

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
Signature0Cvr4hF64DAIK07rlxpgdBTAZClIYY+kftjV110zmbhRQYKk9qSwALgoVKNiYCgB7fyrDhr6GRAhlxivVDZAAQ==
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

2026-09-17T09:26:21.093360ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101123
observed 660b37f7eff48da5d67fbadbb4c39ff6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:21.076518ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101123/manifest.json
observed 0dc8267e0ad9861045f149be8db3548e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:21.037620ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101123/publication.md
observed 43d7d4ad48f63b01285cd0c5e284b5e0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T09:26:20.918018ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000101123/publication.txt
observed c3b093b4984a0f2bbe4e2621a97000db...
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.