OpenTechnical

OT-2026-000026655

Publication integrity record

Foam pad vacuum gripper, two zone face, single stage ejector, pulsed blow-off 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-2026-000026655) never changes.

Identity and time

Publication numberOT-2026-000026655 · never reused
Internal UUID01a0ae71-f4aa-7b9c-ad38-2d083feac728 · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:18:18.960773Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000026655
StatusPUBLIC

Content hashes

Canonical textb4b885fbc1b482cfddc7233597979df18daece5d6dc32ddbc607f3e276e95055
Markdownc699a8ebcf3a2e69792bcade4674020d75bc60dd2424d54317bc401487808fc3
PDF
Publication paged4d9b956208fa639fd8bf3f518cbaea661b5a0202c186a12c43fb815ff214eb4
Manifestee3b59cdd29ee61f50734f39dbb4787e6adbae9bca636f10264064f0aacae3d0

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
Signaturecf1vGh3dKIrNb9ipmSGloV15KdNG84QPaWtlpi9seM/9CWLCbU+Bdo8deUcVtKsNqBhAQKws7izh2np2LKfVBQ==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

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

Independent retrieval

2026-09-17T11:45:44.172128ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026655
observed d4d9b956208fa639fd8bf3f518cbaea6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.153744ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026655/manifest.json
observed ee3b59cdd29ee61f50734f39dbb4787e...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.136170ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026655/publication.md
observed c699a8ebcf3a2e69792bcade4674020d...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T11:45:44.117840ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000026655/publication.txt
observed b4b885fbc1b482cfddc7233597979df1...
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.