OpenTechnical

OT-2026-000058526

Publication integrity record

Two pad foam vacuum gripper, two outlet manifold, pump fed, supply line pressure sensor, vented 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-2026-000058526) never changes.

Identity and time

Publication numberOT-2026-000058526 · never reused
Internal UUID01a0ae88-f39b-7d06-ba2c-b8459f3afd36 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:43:25.998432Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058526
StatusPUBLIC

Content hashes

Canonical text8b36e5fa15769f2eb27c5b29e7c983b9c4d5b75253a132b91f161b8b89cb44ea
Markdown447ef019ad087fb0ec4cbb2d4c14d7239ec2a30a0c2697af87cd4eb57e060c2e
PDF
Publication page91df425ff34132bd9e0c8360c560fdf29e8f9c984fdfac97cbb4527970da7267
Manifest8991cffffe8208682eb8124f6b9fb38a7c6f83d8fa806344804ebdd023aba1b7

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
Signaturea8CZ+JQ06hGyTGUePvki1F4R5bz6RHy2OK1E1SaGvvj6PuBkEYDI7XuJhUWPBFnodwwCxs1ziqD3VTzzPUAYAg==
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

2026-09-17T10:46:59.266438ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058526
observed 91df425ff34132bd9e0c8360c560fdf2...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.248730ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058526/manifest.json
observed 8991cffffe8208682eb8124f6b9fb38a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.232996ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058526/publication.md
observed 447ef019ad087fb0ec4cbb2d4c14d723...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:46:59.215284ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058526/publication.txt
observed 8b36e5fa15769f2eb27c5b29e7c983b9...
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.