OpenTechnical

OT-2026-000009548

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, manifold pressure sensor, 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-2026-000009548) never changes.

Identity and time

Publication numberOT-2026-000009548 · never reused
Internal UUID01a0ae6b-7563-7ee9-bdfd-32a7c0e9e312 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:11:13.151287Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000009548
StatusPUBLIC

Content hashes

Canonical text58b966cd1f6c7ecbac1e5d1105e13855cca5289f2ee6d2478ed2f4c84ff246ce
Markdown5abc29262de844ef2389c3b4069abfa5640943e70a409d3d02235e04263f63f1
PDF
Publication page21ec1194c27cc56d4423ab2e37b308d82457227940c151a9de37bdbd85d6b4ad
Manifest47b1d4c34f02a40372faccb1d5565e3d1b71156e0eae33ed4e4ccd4498d30fb8

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
Signature204dzaKZGxYWu4pTcbW+z6XckC6stM/HVo1cpXQyWmwbxFv1WzSdUw+WAzVyZcbDqssV0p0ecmambJ+oJX8NCg==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T08:27:08Z
batch OT-TS-2026-W38-017 · RFC 3161 token · inclusion proof
root 20fdfaa98ae3657e4211fd7783095876...

Independent retrieval

2026-09-17T12:16:58.470502ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009548
observed 21ec1194c27cc56d4423ab2e37b308d8...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.451153ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009548/manifest.json
observed 47b1d4c34f02a40372faccb1d5565e3d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.432797ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009548/publication.md
observed 5abc29262de844ef2389c3b4069abfa5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T12:16:58.413890ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000009548/publication.txt
observed 58b966cd1f6c7ecbac1e5d1105e13855...
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.