OpenTechnical

OT-2026-000059978

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, common isolation valve, two stage ejector, manifold 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-2026-000059978) never changes.

Identity and time

Publication numberOT-2026-000059978 · never reused
Internal UUID01a0ae89-ec26-7836-a008-cb4d176af2ab · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:44:29.732559Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000059978
StatusPUBLIC

Content hashes

Canonical text89bcbc604fddf71f1c1a0cbbdc49bf0752a51065e11f91d853a9bf54f7cc401a
Markdowna07eaf7c8bbf43abf76d6870d6c42d465504ebb5228489de48d213faf44d5920
PDF
Publication page5bb9ce064ab8e1e21f555fd10df480d423457c3852cbf18902af3f54f77acfc6
Manifest2b3c48159e3c014a28fced7dc6e2b96f7554eb4f7fa233ce89b0b98f689fb27a

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
SignatureLzcjTmuS0hF+PrQYSNXvIa52QWRMr4F6NHiOf0LUV5tm7Q5+9SOJoB1ZrinrlKCAdzsv3Kgs8OWbppvpyBJuDA==
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

2026-09-17T10:44:45.918648ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059978
observed 5bb9ce064ab8e1e21f555fd10df480d4...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.901462ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059978/manifest.json
observed 2b3c48159e3c014a28fced7dc6e2b96f...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.883383ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059978/publication.md
observed a07eaf7c8bbf43abf76d6870d6c42d46...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:44:45.864855ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000059978/publication.txt
observed 89bcbc604fddf71f1c1a0cbbdc49bf07...
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.