OpenTechnical

OT-2026-000055330

Publication integrity record

Three pad foam vacuum gripper, three outlet manifold, three 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-2026-000055330) never changes.

Identity and time

Publication numberOT-2026-000055330 · never reused
Internal UUID01a0ae86-a100-721f-9650-01b482847a24 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:40:53.783868Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000055330
StatusPUBLIC

Content hashes

Canonical textf4e571da3a52d8e00b243c25008febaedc2db623a11f7e75fac236d0a1c442fb
Markdown78d4713b0864dba754dce1404b2eb42d73a932ba6b1f4c5110cb3ff85c5d2f32
PDF
Publication page66333a37c641ba56568cc2f12872ca4021815f8f86b05ccf0e7476040ff6e9bd
Manifest4fded804b203dc1df24c279eb0d16eb5a3cc9a9b5583292f4ef0987b7fa6b311

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
Signaturec1Swz1EBLeySr3luR4HMWX69dEIumEV7o3YEqJQoSuAMGXL59hyyH0IU+Bm14Kif2uYVMmivqzd1DXQcfxLLCQ==
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...
timestamp.digicert.com2026-09-17T08:42:32Z
batch OT-TS-2026-W38-020 · RFC 3161 token · inclusion proof
root 7c99e0163c3f1d2dc0f1dec0442e2af7...

Independent retrieval

2026-09-17T10:51:57.062135ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055330
observed 66333a37c641ba56568cc2f12872ca40...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.044976ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055330/manifest.json
observed 4fded804b203dc1df24c279eb0d16eb5...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.028494ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055330/publication.md
observed 78d4713b0864dba754dce1404b2eb42d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:51:57.010837ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000055330/publication.txt
observed f4e571da3a52d8e00b243c25008febae...
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.