OpenTechnical

OT-2026-000058213

Publication integrity record

Two cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, 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-2026-000058213) never changes.

Identity and time

Publication numberOT-2026-000058213 · never reused
Internal UUID01a0ae88-6edb-7df4-99ce-0e54f92dcc75 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:42:52.020108Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000058213
StatusPUBLIC

Content hashes

Canonical text0f15f4d54f121346a352bb8e5cd821fec59c792c98041cd41723ff8d3360c881
Markdowndf8aadc8c5bcebbde4291e454e5ae842e18899664d099f8224870c8cfe3b3706
PDF
Publication page1f22598bc9f559087784c72cb067106ade8dda0625267dbbaec5312269b88e5f
Manifestf697000b40e9fa4d2ad67055c658f399b80c9cbfdb35253f5d2a6a9c586b0cb4

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
Signature4aoBUUNdluRFjRG/NHdeSqb0IBSULyoqao/qGAQQm1ByhDybdm99NFNSVatO3gTBKzCbMrkzdyq4Ev15Dq/9CQ==
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

2026-09-17T10:47:55.138840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058213
observed 1f22598bc9f559087784c72cb067106a...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.121390ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058213/manifest.json
observed f697000b40e9fa4d2ad67055c658f399...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.104442ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058213/publication.md
observed df8aadc8c5bcebbde4291e454e5ae842...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:47:55.087729ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000058213/publication.txt
observed 0f15f4d54f121346a352bb8e5cd821fe...
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.